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Finding the Fourth Proportional to 502,496.40, 753,644.32 and 246,218.88

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Solution

The fourth proportional to 502,496.40, 753,644.32 and 246,218.88 is: 369,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,496.40 : 753,644.32 = 246,218.88 : x
  2. Step 2: Convert to fraction form
    502,496.40/753,644.32 = 246,218.88/x
  3. Step 3: Cross multiply
    502,496.40x = 753,644.32 × 246,218.88
  4. Step 4: Simplify right side
    502,496.40x = 185,561,460,388.76
  5. Step 5: Solve for x
    x = 185,561,460,388.76/502,496.40
  6. Step 6: Final answer
    x = 369,279.18

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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.