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Finding the Fourth Proportional to 644.62, 967.32 and 592.34

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Solution

The fourth proportional to 644.62, 967.32 and 592.34 is: 888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    644.62 : 967.32 = 592.34 : x
  2. Step 2: Convert to fraction form
    644.62/967.32 = 592.34/x
  3. Step 3: Cross multiply
    644.62x = 967.32 × 592.34
  4. Step 4: Simplify right side
    644.62x = 572,982.33
  5. Step 5: Solve for x
    x = 572,982.33/644.62
  6. Step 6: Final answer
    x = 888.87

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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.