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Finding the Fourth Proportional to 502,448.29, 753,248.80 and 217,924.63

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Solution

The fourth proportional to 502,448.29, 753,248.80 and 217,924.63 is: 326,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,448.29 : 753,248.80 = 217,924.63 : x
  2. Step 2: Convert to fraction form
    502,448.29/753,248.80 = 217,924.63/x
  3. Step 3: Cross multiply
    502,448.29x = 753,248.80 × 217,924.63
  4. Step 4: Simplify right side
    502,448.29x = 164,151,466,037.94
  5. Step 5: Solve for x
    x = 164,151,466,037.94/502,448.29
  6. Step 6: Final answer
    x = 326,703.20

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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.