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Finding the Fourth Proportional to 623.30, 932.11 and 467.25

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Solution

The fourth proportional to 623.30, 932.11 and 467.25 is: 698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.30 : 932.11 = 467.25 : x
  2. Step 2: Convert to fraction form
    623.30/932.11 = 467.25/x
  3. Step 3: Cross multiply
    623.30x = 932.11 × 467.25
  4. Step 4: Simplify right side
    623.30x = 435,528.98
  5. Step 5: Solve for x
    x = 435,528.98/623.30
  6. Step 6: Final answer
    x = 698.74

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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.