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Finding the Fourth Proportional to 1,151.44, 1,726.38 and 566.58

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Solution

The fourth proportional to 1,151.44, 1,726.38 and 566.58 is: 849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151.44 : 1,726.38 = 566.58 : x
  2. Step 2: Convert to fraction form
    1,151.44/1,726.38 = 566.58/x
  3. Step 3: Cross multiply
    1,151.44x = 1,726.38 × 566.58
  4. Step 4: Simplify right side
    1,151.44x = 978,132.38
  5. Step 5: Solve for x
    x = 978,132.38/1,151.44
  6. Step 6: Final answer
    x = 849.49

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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.