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Finding the Fourth Proportional to 962.43, 1,443.64 and 232.01

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Solution

The fourth proportional to 962.43, 1,443.64 and 232.01 is: 348.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.43 : 1,443.64 = 232.01 : x
  2. Step 2: Convert to fraction form
    962.43/1,443.64 = 232.01/x
  3. Step 3: Cross multiply
    962.43x = 1,443.64 × 232.01
  4. Step 4: Simplify right side
    962.43x = 334,938.92
  5. Step 5: Solve for x
    x = 334,938.92/962.43
  6. Step 6: Final answer
    x = 348.02

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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.