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Finding the Fourth Proportional to 625.84, 937.56 and 351.10

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Solution

The fourth proportional to 625.84, 937.56 and 351.10 is: 525.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.84 : 937.56 = 351.10 : x
  2. Step 2: Convert to fraction form
    625.84/937.56 = 351.10/x
  3. Step 3: Cross multiply
    625.84x = 937.56 × 351.10
  4. Step 4: Simplify right side
    625.84x = 329,177.32
  5. Step 5: Solve for x
    x = 329,177.32/625.84
  6. Step 6: Final answer
    x = 525.98

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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.