Home / 609,526.20-914,755.84-272,436.60

Finding the Fourth Proportional to 609,526.20, 914,755.84 and 272,436.60

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Solution

The fourth proportional to 609,526.20, 914,755.84 and 272,436.60 is: 408,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,526.20 : 914,755.84 = 272,436.60 : x
  2. Step 2: Convert to fraction form
    609,526.20/914,755.84 = 272,436.60/x
  3. Step 3: Cross multiply
    609,526.20x = 914,755.84 × 272,436.60
  4. Step 4: Simplify right side
    609,526.20x = 249,212,970,879.74
  5. Step 5: Solve for x
    x = 249,212,970,879.74/609,526.20
  6. Step 6: Final answer
    x = 408,863.43

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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.