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Finding the Fourth Proportional to 474,035.16, 654,212.07 and 270,113.79

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Solution

The fourth proportional to 474,035.16, 654,212.07 and 270,113.79 is: 372,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,035.16 : 654,212.07 = 270,113.79 : x
  2. Step 2: Convert to fraction form
    474,035.16/654,212.07 = 270,113.79/x
  3. Step 3: Cross multiply
    474,035.16x = 654,212.07 × 270,113.79
  4. Step 4: Simplify right side
    474,035.16x = 176,711,701,691.45
  5. Step 5: Solve for x
    x = 176,711,701,691.45/474,035.16
  6. Step 6: Final answer
    x = 372,781.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.