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Finding the Fourth Proportional to 650.91, 897.44 and 426.81

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Solution

The fourth proportional to 650.91, 897.44 and 426.81 is: 588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.91 : 897.44 = 426.81 : x
  2. Step 2: Convert to fraction form
    650.91/897.44 = 426.81/x
  3. Step 3: Cross multiply
    650.91x = 897.44 × 426.81
  4. Step 4: Simplify right side
    650.91x = 383,034.23
  5. Step 5: Solve for x
    x = 383,034.23/650.91
  6. Step 6: Final answer
    x = 588.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.