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Finding the Fourth Proportional to 616.08, 924.51 and 355.92

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Solution

The fourth proportional to 616.08, 924.51 and 355.92 is: 534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.08 : 924.51 = 355.92 : x
  2. Step 2: Convert to fraction form
    616.08/924.51 = 355.92/x
  3. Step 3: Cross multiply
    616.08x = 924.51 × 355.92
  4. Step 4: Simplify right side
    616.08x = 329,052.07
  5. Step 5: Solve for x
    x = 329,052.07/616.08
  6. Step 6: Final answer
    x = 534.11

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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.