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Finding the Fourth Proportional to 616.02, 924.12 and 410.64

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Solution

The fourth proportional to 616.02, 924.12 and 410.64 is: 616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.02 : 924.12 = 410.64 : x
  2. Step 2: Convert to fraction form
    616.02/924.12 = 410.64/x
  3. Step 3: Cross multiply
    616.02x = 924.12 × 410.64
  4. Step 4: Simplify right side
    616.02x = 379,480.64
  5. Step 5: Solve for x
    x = 379,480.64/616.02
  6. Step 6: Final answer
    x = 616.02

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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.