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Finding the Fourth Proportional to 1,150.73, 1,725.50 and 565.77

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Solution

The fourth proportional to 1,150.73, 1,725.50 and 565.77 is: 848.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.73 : 1,725.50 = 565.77 : x
  2. Step 2: Convert to fraction form
    1,150.73/1,725.50 = 565.77/x
  3. Step 3: Cross multiply
    1,150.73x = 1,725.50 × 565.77
  4. Step 4: Simplify right side
    1,150.73x = 976,237.55
  5. Step 5: Solve for x
    x = 976,237.55/1,150.73
  6. Step 6: Final answer
    x = 848.37

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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.