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Finding the Fourth Proportional to 535,468.68, 739,446.84 and 344,817.36

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Solution

The fourth proportional to 535,468.68, 739,446.84 and 344,817.36 is: 476,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,468.68 : 739,446.84 = 344,817.36 : x
  2. Step 2: Convert to fraction form
    535,468.68/739,446.84 = 344,817.36/x
  3. Step 3: Cross multiply
    535,468.68x = 739,446.84 × 344,817.36
  4. Step 4: Simplify right side
    535,468.68x = 254,974,107,229.14
  5. Step 5: Solve for x
    x = 254,974,107,229.14/535,468.68
  6. Step 6: Final answer
    x = 476,169.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.