Home / 453,311.70-679,967.55-137,727.60

Finding the Fourth Proportional to 453,311.70, 679,967.55 and 137,727.60

Calculator

Solution

The fourth proportional to 453,311.70, 679,967.55 and 137,727.60 is: 206,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,311.70 : 679,967.55 = 137,727.60 : x
  2. Step 2: Convert to fraction form
    453,311.70/679,967.55 = 137,727.60/x
  3. Step 3: Cross multiply
    453,311.70x = 679,967.55 × 137,727.60
  4. Step 4: Simplify right side
    453,311.70x = 93,650,298,739.38
  5. Step 5: Solve for x
    x = 93,650,298,739.38/453,311.70
  6. Step 6: Final answer
    x = 206,591.40

Related Problems

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.