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Finding the Fourth Proportional to 1,332.92, 1,999.38 and 467.03

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Solution

The fourth proportional to 1,332.92, 1,999.38 and 467.03 is: 700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332.92 : 1,999.38 = 467.03 : x
  2. Step 2: Convert to fraction form
    1,332.92/1,999.38 = 467.03/x
  3. Step 3: Cross multiply
    1,332.92x = 1,999.38 × 467.03
  4. Step 4: Simplify right side
    1,332.92x = 933,770.44
  5. Step 5: Solve for x
    x = 933,770.44/1,332.92
  6. Step 6: Final answer
    x = 700.55

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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.