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Finding the Fourth Proportional to 541,536, 747,216 and 350,522.88

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Solution

The fourth proportional to 541,536, 747,216 and 350,522.88 is: 483,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,536 : 747,216 = 350,522.88 : x
  2. Step 2: Convert to fraction form
    541,536/747,216 = 350,522.88/x
  3. Step 3: Cross multiply
    541,536x = 747,216 × 350,522.88
  4. Step 4: Simplify right side
    541,536x = 261,916,304,302.08
  5. Step 5: Solve for x
    x = 261,916,304,302.08/541,536
  6. Step 6: Final answer
    x = 483,654.46

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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.