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Finding the Fourth Proportional to 937.64, 1,404.84 and 504.56

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Solution

The fourth proportional to 937.64, 1,404.84 and 504.56 is: 755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.64 : 1,404.84 = 504.56 : x
  2. Step 2: Convert to fraction form
    937.64/1,404.84 = 504.56/x
  3. Step 3: Cross multiply
    937.64x = 1,404.84 × 504.56
  4. Step 4: Simplify right side
    937.64x = 708,826.07
  5. Step 5: Solve for x
    x = 708,826.07/937.64
  6. Step 6: Final answer
    x = 755.97

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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.