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Finding the Fourth Proportional to 732.03, 1,095.71 and 406.59

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Solution

The fourth proportional to 732.03, 1,095.71 and 406.59 is: 608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.03 : 1,095.71 = 406.59 : x
  2. Step 2: Convert to fraction form
    732.03/1,095.71 = 406.59/x
  3. Step 3: Cross multiply
    732.03x = 1,095.71 × 406.59
  4. Step 4: Simplify right side
    732.03x = 445,502.70
  5. Step 5: Solve for x
    x = 445,502.70/732.03
  6. Step 6: Final answer
    x = 608.59

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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.