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Finding the Fourth Proportional to 733.82, 1,013.01 and 468.62

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Solution

The fourth proportional to 733.82, 1,013.01 and 468.62 is: 646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.82 : 1,013.01 = 468.62 : x
  2. Step 2: Convert to fraction form
    733.82/1,013.01 = 468.62/x
  3. Step 3: Cross multiply
    733.82x = 1,013.01 × 468.62
  4. Step 4: Simplify right side
    733.82x = 474,713.72
  5. Step 5: Solve for x
    x = 474,713.72/733.82
  6. Step 6: Final answer
    x = 646.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.