Home / 1,308,825.78-1,963,181.55-410,247

Finding the Fourth Proportional to 1,308,825.78, 1,963,181.55 and 410,247

Calculator

Solution

The fourth proportional to 1,308,825.78, 1,963,181.55 and 410,247 is: 615,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,825.78 : 1,963,181.55 = 410,247 : x
  2. Step 2: Convert to fraction form
    1,308,825.78/1,963,181.55 = 410,247/x
  3. Step 3: Cross multiply
    1,308,825.78x = 1,963,181.55 × 410,247
  4. Step 4: Simplify right side
    1,308,825.78x = 805,389,341,342.85
  5. Step 5: Solve for x
    x = 805,389,341,342.85/1,308,825.78
  6. Step 6: Final answer
    x = 615,352.60

Related Problems

Find fourth proportional to 654,412.89, 981,590.78 and 205,123.50
Half scale
Find fourth proportional to 2,617,651.56, 3,926,363.10 and 820,494
Double scale
Find fourth proportional to 1,308,826.78, 1,963,183.05 and 410,248
Similar ratio
Find fourth proportional to 1,963,238.67, 2,944,772.33 and 615,370.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.