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Finding the Fourth Proportional to 560.66, 837.87 and 529.46

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Solution

The fourth proportional to 560.66, 837.87 and 529.46 is: 791.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.66 : 837.87 = 529.46 : x
  2. Step 2: Convert to fraction form
    560.66/837.87 = 529.46/x
  3. Step 3: Cross multiply
    560.66x = 837.87 × 529.46
  4. Step 4: Simplify right side
    560.66x = 443,616.00
  5. Step 5: Solve for x
    x = 443,616.00/560.66
  6. Step 6: Final answer
    x = 791.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.