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Finding the Fourth Proportional to 650.30, 897.89 and 426.33

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Solution

The fourth proportional to 650.30, 897.89 and 426.33 is: 588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.30 : 897.89 = 426.33 : x
  2. Step 2: Convert to fraction form
    650.30/897.89 = 426.33/x
  3. Step 3: Cross multiply
    650.30x = 897.89 × 426.33
  4. Step 4: Simplify right side
    650.30x = 382,795.31
  5. Step 5: Solve for x
    x = 382,795.31/650.30
  6. Step 6: Final answer
    x = 588.65

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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.