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Finding the Fourth Proportional to 484,565.25, 726,877.05 and 152,141.25

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Solution

The fourth proportional to 484,565.25, 726,877.05 and 152,141.25 is: 228,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,565.25 : 726,877.05 = 152,141.25 : x
  2. Step 2: Convert to fraction form
    484,565.25/726,877.05 = 152,141.25/x
  3. Step 3: Cross multiply
    484,565.25x = 726,877.05 × 152,141.25
  4. Step 4: Simplify right side
    484,565.25x = 110,587,982,983.31
  5. Step 5: Solve for x
    x = 110,587,982,983.31/484,565.25
  6. Step 6: Final answer
    x = 228,221.04

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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.