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Finding the Fourth Proportional to 467.24, 694.92 and 458.03

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Solution

The fourth proportional to 467.24, 694.92 and 458.03 is: 681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.24 : 694.92 = 458.03 : x
  2. Step 2: Convert to fraction form
    467.24/694.92 = 458.03/x
  3. Step 3: Cross multiply
    467.24x = 694.92 × 458.03
  4. Step 4: Simplify right side
    467.24x = 318,294.21
  5. Step 5: Solve for x
    x = 318,294.21/467.24
  6. Step 6: Final answer
    x = 681.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.