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Finding the Fourth Proportional to 560.62, 772.59 and 471.97

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Solution

The fourth proportional to 560.62, 772.59 and 471.97 is: 650.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.62 : 772.59 = 471.97 : x
  2. Step 2: Convert to fraction form
    560.62/772.59 = 471.97/x
  3. Step 3: Cross multiply
    560.62x = 772.59 × 471.97
  4. Step 4: Simplify right side
    560.62x = 364,639.30
  5. Step 5: Solve for x
    x = 364,639.30/560.62
  6. Step 6: Final answer
    x = 650.42

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