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Finding the Fourth Proportional to 361,003.96, 542,002.86 and 183,631

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Solution

The fourth proportional to 361,003.96, 542,002.86 and 183,631 is: 275,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,003.96 : 542,002.86 = 183,631 : x
  2. Step 2: Convert to fraction form
    361,003.96/542,002.86 = 183,631/x
  3. Step 3: Cross multiply
    361,003.96x = 542,002.86 × 183,631
  4. Step 4: Simplify right side
    361,003.96x = 99,528,527,184.66
  5. Step 5: Solve for x
    x = 99,528,527,184.66/361,003.96
  6. Step 6: Final answer
    x = 275,699.27

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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.