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Finding the Fourth Proportional to 495.04, 742.56 and 352

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Solution

The fourth proportional to 495.04, 742.56 and 352 is: 528

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.04 : 742.56 = 352 : x
  2. Step 2: Convert to fraction form
    495.04/742.56 = 352/x
  3. Step 3: Cross multiply
    495.04x = 742.56 × 352
  4. Step 4: Simplify right side
    495.04x = 261,381.12
  5. Step 5: Solve for x
    x = 261,381.12/495.04
  6. Step 6: Final answer
    x = 528

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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.