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Finding the Fourth Proportional to 622.16, 927.88 and 601.65

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Solution

The fourth proportional to 622.16, 927.88 and 601.65 is: 897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.16 : 927.88 = 601.65 : x
  2. Step 2: Convert to fraction form
    622.16/927.88 = 601.65/x
  3. Step 3: Cross multiply
    622.16x = 927.88 × 601.65
  4. Step 4: Simplify right side
    622.16x = 558,261.80
  5. Step 5: Solve for x
    x = 558,261.80/622.16
  6. Step 6: Final answer
    x = 897.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.