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Finding the Fourth Proportional to 1,041.63, 1,560.69 and 732.93

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Solution

The fourth proportional to 1,041.63, 1,560.69 and 732.93 is: 1,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.63 : 1,560.69 = 732.93 : x
  2. Step 2: Convert to fraction form
    1,041.63/1,560.69 = 732.93/x
  3. Step 3: Cross multiply
    1,041.63x = 1,560.69 × 732.93
  4. Step 4: Simplify right side
    1,041.63x = 1,143,876.52
  5. Step 5: Solve for x
    x = 1,143,876.52/1,041.63
  6. Step 6: Final answer
    x = 1,098.16

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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.