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Finding the Fourth Proportional to 508,333.34, 762,239.49 and 268,575.94

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Solution

The fourth proportional to 508,333.34, 762,239.49 and 268,575.94 is: 402,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,333.34 : 762,239.49 = 268,575.94 : x
  2. Step 2: Convert to fraction form
    508,333.34/762,239.49 = 268,575.94/x
  3. Step 3: Cross multiply
    508,333.34x = 762,239.49 × 268,575.94
  4. Step 4: Simplify right side
    508,333.34x = 204,719,187,531.87
  5. Step 5: Solve for x
    x = 204,719,187,531.87/508,333.34
  6. Step 6: Final answer
    x = 402,726.27

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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.