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Finding the Fourth Proportional to 401.08, 600.90 and 373

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Solution

The fourth proportional to 401.08, 600.90 and 373 is: 558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    401.08 : 600.90 = 373 : x
  2. Step 2: Convert to fraction form
    401.08/600.90 = 373/x
  3. Step 3: Cross multiply
    401.08x = 600.90 × 373
  4. Step 4: Simplify right side
    401.08x = 224,135.70
  5. Step 5: Solve for x
    x = 224,135.70/401.08
  6. Step 6: Final answer
    x = 558.83

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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.