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Finding the Fourth Proportional to 502,291.72, 753,806.94 and 369,535.96

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Solution

The fourth proportional to 502,291.72, 753,806.94 and 369,535.96 is: 554,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,291.72 : 753,806.94 = 369,535.96 : x
  2. Step 2: Convert to fraction form
    502,291.72/753,806.94 = 369,535.96/x
  3. Step 3: Cross multiply
    502,291.72x = 753,806.94 × 369,535.96
  4. Step 4: Simplify right side
    502,291.72x = 278,558,771,227.56
  5. Step 5: Solve for x
    x = 278,558,771,227.56/502,291.72
  6. Step 6: Final answer
    x = 554,575.68

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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.