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Finding the Fourth Proportional to 1,034.73, 1,552.05 and 572.74

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Solution

The fourth proportional to 1,034.73, 1,552.05 and 572.74 is: 859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.73 : 1,552.05 = 572.74 : x
  2. Step 2: Convert to fraction form
    1,034.73/1,552.05 = 572.74/x
  3. Step 3: Cross multiply
    1,034.73x = 1,552.05 × 572.74
  4. Step 4: Simplify right side
    1,034.73x = 888,917.24
  5. Step 5: Solve for x
    x = 888,917.24/1,034.73
  6. Step 6: Final answer
    x = 859.08

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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.