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Finding the Fourth Proportional to 532.61, 735 and 296.57

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Solution

The fourth proportional to 532.61, 735 and 296.57 is: 409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.61 : 735 = 296.57 : x
  2. Step 2: Convert to fraction form
    532.61/735 = 296.57/x
  3. Step 3: Cross multiply
    532.61x = 735 × 296.57
  4. Step 4: Simplify right side
    532.61x = 217,975.28
  5. Step 5: Solve for x
    x = 217,975.28/532.61
  6. Step 6: Final answer
    x = 409.26

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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.