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Finding the Fourth Proportional to 532.69, 735.06 and 296.60

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Solution

The fourth proportional to 532.69, 735.06 and 296.60 is: 409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.69 : 735.06 = 296.60 : x
  2. Step 2: Convert to fraction form
    532.69/735.06 = 296.60/x
  3. Step 3: Cross multiply
    532.69x = 735.06 × 296.60
  4. Step 4: Simplify right side
    532.69x = 218,020.63
  5. Step 5: Solve for x
    x = 218,020.63/532.69
  6. Step 6: Final answer
    x = 409.28

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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.