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Finding the Fourth Proportional to 962.33, 1,443.67 and 346.02

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Solution

The fourth proportional to 962.33, 1,443.67 and 346.02 is: 519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.33 : 1,443.67 = 346.02 : x
  2. Step 2: Convert to fraction form
    962.33/1,443.67 = 346.02/x
  3. Step 3: Cross multiply
    962.33x = 1,443.67 × 346.02
  4. Step 4: Simplify right side
    962.33x = 499,542.48
  5. Step 5: Solve for x
    x = 499,542.48/962.33
  6. Step 6: Final answer
    x = 519.10

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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.