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Finding the Fourth Proportional to 716.52, 1,075.14 and 332.04

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Solution

The fourth proportional to 716.52, 1,075.14 and 332.04 is: 498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    716.52 : 1,075.14 = 332.04 : x
  2. Step 2: Convert to fraction form
    716.52/1,075.14 = 332.04/x
  3. Step 3: Cross multiply
    716.52x = 1,075.14 × 332.04
  4. Step 4: Simplify right side
    716.52x = 356,989.49
  5. Step 5: Solve for x
    x = 356,989.49/716.52
  6. Step 6: Final answer
    x = 498.23

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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.