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Finding the Fourth Proportional to 616.06, 924.24 and 183.21

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Solution

The fourth proportional to 616.06, 924.24 and 183.21 is: 274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.06 : 924.24 = 183.21 : x
  2. Step 2: Convert to fraction form
    616.06/924.24 = 183.21/x
  3. Step 3: Cross multiply
    616.06x = 924.24 × 183.21
  4. Step 4: Simplify right side
    616.06x = 169,329.09
  5. Step 5: Solve for x
    x = 169,329.09/616.06
  6. Step 6: Final answer
    x = 274.86

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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.