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Finding the Fourth Proportional to 532.12, 735.33 and 513.91

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Solution

The fourth proportional to 532.12, 735.33 and 513.91 is: 710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.12 : 735.33 = 513.91 : x
  2. Step 2: Convert to fraction form
    532.12/735.33 = 513.91/x
  3. Step 3: Cross multiply
    532.12x = 735.33 × 513.91
  4. Step 4: Simplify right side
    532.12x = 377,893.44
  5. Step 5: Solve for x
    x = 377,893.44/532.12
  6. Step 6: Final answer
    x = 710.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.