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Finding the Fourth Proportional to 466,212.60, 698,016.78 and 252,215.28

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Solution

The fourth proportional to 466,212.60, 698,016.78 and 252,215.28 is: 377,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,212.60 : 698,016.78 = 252,215.28 : x
  2. Step 2: Convert to fraction form
    466,212.60/698,016.78 = 252,215.28/x
  3. Step 3: Cross multiply
    466,212.60x = 698,016.78 × 252,215.28
  4. Step 4: Simplify right side
    466,212.60x = 176,050,497,612.40
  5. Step 5: Solve for x
    x = 176,050,497,612.40/466,212.60
  6. Step 6: Final answer
    x = 377,618.49

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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.