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Finding the Fourth Proportional to 625,612.56, 938,550.06 and 270,677.04

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Solution

The fourth proportional to 625,612.56, 938,550.06 and 270,677.04 is: 406,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,612.56 : 938,550.06 = 270,677.04 : x
  2. Step 2: Convert to fraction form
    625,612.56/938,550.06 = 270,677.04/x
  3. Step 3: Cross multiply
    625,612.56x = 938,550.06 × 270,677.04
  4. Step 4: Simplify right side
    625,612.56x = 254,043,952,132.62
  5. Step 5: Solve for x
    x = 254,043,952,132.62/625,612.56
  6. Step 6: Final answer
    x = 406,072.33

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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.