Home / 323,517.90-446,456.47-187,632.42

Finding the Fourth Proportional to 323,517.90, 446,456.47 and 187,632.42

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Solution

The fourth proportional to 323,517.90, 446,456.47 and 187,632.42 is: 258,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,517.90 : 446,456.47 = 187,632.42 : x
  2. Step 2: Convert to fraction form
    323,517.90/446,456.47 = 187,632.42/x
  3. Step 3: Cross multiply
    323,517.90x = 446,456.47 × 187,632.42
  4. Step 4: Simplify right side
    323,517.90x = 83,769,708,359.84
  5. Step 5: Solve for x
    x = 83,769,708,359.84/323,517.90
  6. Step 6: Final answer
    x = 258,933.77

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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.