Home / 712,593.60-1,069,063.20-502,641.60

Finding the Fourth Proportional to 712,593.60, 1,069,063.20 and 502,641.60

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Solution

The fourth proportional to 712,593.60, 1,069,063.20 and 502,641.60 is: 754,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,593.60 : 1,069,063.20 = 502,641.60 : x
  2. Step 2: Convert to fraction form
    712,593.60/1,069,063.20 = 502,641.60/x
  3. Step 3: Cross multiply
    712,593.60x = 1,069,063.20 × 502,641.60
  4. Step 4: Simplify right side
    712,593.60x = 537,355,637,349.12
  5. Step 5: Solve for x
    x = 537,355,637,349.12/712,593.60
  6. Step 6: Final answer
    x = 754,084.29

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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.