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Finding the Fourth Proportional to 799.06, 1,197.08 and 624.92

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Solution

The fourth proportional to 799.06, 1,197.08 and 624.92 is: 936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    799.06 : 1,197.08 = 624.92 : x
  2. Step 2: Convert to fraction form
    799.06/1,197.08 = 624.92/x
  3. Step 3: Cross multiply
    799.06x = 1,197.08 × 624.92
  4. Step 4: Simplify right side
    799.06x = 748,079.23
  5. Step 5: Solve for x
    x = 748,079.23/799.06
  6. Step 6: Final answer
    x = 936.20

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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.