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Finding the Fourth Proportional to 1,334.52, 2,000.46 and 468.21

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Solution

The fourth proportional to 1,334.52, 2,000.46 and 468.21 is: 701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.52 : 2,000.46 = 468.21 : x
  2. Step 2: Convert to fraction form
    1,334.52/2,000.46 = 468.21/x
  3. Step 3: Cross multiply
    1,334.52x = 2,000.46 × 468.21
  4. Step 4: Simplify right side
    1,334.52x = 936,635.38
  5. Step 5: Solve for x
    x = 936,635.38/1,334.52
  6. Step 6: Final answer
    x = 701.85

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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.