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Finding the Fourth Proportional to 937.23, 1,404.89 and 450.96

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Solution

The fourth proportional to 937.23, 1,404.89 and 450.96 is: 675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.23 : 1,404.89 = 450.96 : x
  2. Step 2: Convert to fraction form
    937.23/1,404.89 = 450.96/x
  3. Step 3: Cross multiply
    937.23x = 1,404.89 × 450.96
  4. Step 4: Simplify right side
    937.23x = 633,549.19
  5. Step 5: Solve for x
    x = 633,549.19/937.23
  6. Step 6: Final answer
    x = 675.98

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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.