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Finding the Fourth Proportional to 1,555.01, 2,332.49 and 732.83

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Solution

The fourth proportional to 1,555.01, 2,332.49 and 732.83 is: 1,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.01 : 2,332.49 = 732.83 : x
  2. Step 2: Convert to fraction form
    1,555.01/2,332.49 = 732.83/x
  3. Step 3: Cross multiply
    1,555.01x = 2,332.49 × 732.83
  4. Step 4: Simplify right side
    1,555.01x = 1,709,318.65
  5. Step 5: Solve for x
    x = 1,709,318.65/1,555.01
  6. Step 6: Final answer
    x = 1,099.23

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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.