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Finding the Fourth Proportional to 463.44, 695.25 and 155.34

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Solution

The fourth proportional to 463.44, 695.25 and 155.34 is: 233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.44 : 695.25 = 155.34 : x
  2. Step 2: Convert to fraction form
    463.44/695.25 = 155.34/x
  3. Step 3: Cross multiply
    463.44x = 695.25 × 155.34
  4. Step 4: Simplify right side
    463.44x = 108,000.14
  5. Step 5: Solve for x
    x = 108,000.14/463.44
  6. Step 6: Final answer
    x = 233.04

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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.