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Finding the Fourth Proportional to 404,162.04, 557,793.90 and 232,133.88

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Solution

The fourth proportional to 404,162.04, 557,793.90 and 232,133.88 is: 320,373.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,162.04 : 557,793.90 = 232,133.88 : x
  2. Step 2: Convert to fraction form
    404,162.04/557,793.90 = 232,133.88/x
  3. Step 3: Cross multiply
    404,162.04x = 557,793.90 × 232,133.88
  4. Step 4: Simplify right side
    404,162.04x = 129,482,862,247.33
  5. Step 5: Solve for x
    x = 129,482,862,247.33/404,162.04
  6. Step 6: Final answer
    x = 320,373.64

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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.