Home / 800,409.71-1,200,775.25-294,973.33

Finding the Fourth Proportional to 800,409.71, 1,200,775.25 and 294,973.33

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Solution

The fourth proportional to 800,409.71, 1,200,775.25 and 294,973.33 is: 442,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,409.71 : 1,200,775.25 = 294,973.33 : x
  2. Step 2: Convert to fraction form
    800,409.71/1,200,775.25 = 294,973.33/x
  3. Step 3: Cross multiply
    800,409.71x = 1,200,775.25 × 294,973.33
  4. Step 4: Simplify right side
    800,409.71x = 354,196,679,748.99
  5. Step 5: Solve for x
    x = 354,196,679,748.99/800,409.71
  6. Step 6: Final answer
    x = 442,519.22

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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.