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Finding the Fourth Proportional to 605.32, 906.69 and 373.66

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Solution

The fourth proportional to 605.32, 906.69 and 373.66 is: 559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.32 : 906.69 = 373.66 : x
  2. Step 2: Convert to fraction form
    605.32/906.69 = 373.66/x
  3. Step 3: Cross multiply
    605.32x = 906.69 × 373.66
  4. Step 4: Simplify right side
    605.32x = 338,793.79
  5. Step 5: Solve for x
    x = 338,793.79/605.32
  6. Step 6: Final answer
    x = 559.69

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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.