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Finding the Fourth Proportional to 502,449.29, 753,250.30 and 217,925.63

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Solution

The fourth proportional to 502,449.29, 753,250.30 and 217,925.63 is: 326,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,449.29 : 753,250.30 = 217,925.63 : x
  2. Step 2: Convert to fraction form
    502,449.29/753,250.30 = 217,925.63/x
  3. Step 3: Cross multiply
    502,449.29x = 753,250.30 × 217,925.63
  4. Step 4: Simplify right side
    502,449.29x = 164,152,546,175.19
  5. Step 5: Solve for x
    x = 164,152,546,175.19/502,449.29
  6. Step 6: Final answer
    x = 326,704.70

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1.5x scale

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.