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Finding the Fourth Proportional to 616.04, 924.24 and 231.32

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Solution

The fourth proportional to 616.04, 924.24 and 231.32 is: 347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.04 : 924.24 = 231.32 : x
  2. Step 2: Convert to fraction form
    616.04/924.24 = 231.32/x
  3. Step 3: Cross multiply
    616.04x = 924.24 × 231.32
  4. Step 4: Simplify right side
    616.04x = 213,795.20
  5. Step 5: Solve for x
    x = 213,795.20/616.04
  6. Step 6: Final answer
    x = 347.05

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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.