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Finding the Fourth Proportional to 617.04, 926.10 and 565.20

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Solution

The fourth proportional to 617.04, 926.10 and 565.20 is: 848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.04 : 926.10 = 565.20 : x
  2. Step 2: Convert to fraction form
    617.04/926.10 = 565.20/x
  3. Step 3: Cross multiply
    617.04x = 926.10 × 565.20
  4. Step 4: Simplify right side
    617.04x = 523,431.72
  5. Step 5: Solve for x
    x = 523,431.72/617.04
  6. Step 6: Final answer
    x = 848.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.