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Finding the Fourth Proportional to 598,174.80, 825,458.41 and 329,902.80

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Solution

The fourth proportional to 598,174.80, 825,458.41 and 329,902.80 is: 455,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,174.80 : 825,458.41 = 329,902.80 : x
  2. Step 2: Convert to fraction form
    598,174.80/825,458.41 = 329,902.80/x
  3. Step 3: Cross multiply
    598,174.80x = 825,458.41 × 329,902.80
  4. Step 4: Simplify right side
    598,174.80x = 272,321,040,742.55
  5. Step 5: Solve for x
    x = 272,321,040,742.55/598,174.80
  6. Step 6: Final answer
    x = 455,253.28

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1.5x scale

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.