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Finding the Fourth Proportional to 616.63, 924.14 and 250.99

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Solution

The fourth proportional to 616.63, 924.14 and 250.99 is: 376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.63 : 924.14 = 250.99 : x
  2. Step 2: Convert to fraction form
    616.63/924.14 = 250.99/x
  3. Step 3: Cross multiply
    616.63x = 924.14 × 250.99
  4. Step 4: Simplify right side
    616.63x = 231,949.90
  5. Step 5: Solve for x
    x = 231,949.90/616.63
  6. Step 6: Final answer
    x = 376.16

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Double scale
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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.