Home / 331,726.01-496,744.79-219,237.66

Finding the Fourth Proportional to 331,726.01, 496,744.79 and 219,237.66

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Solution

The fourth proportional to 331,726.01, 496,744.79 and 219,237.66 is: 328,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,726.01 : 496,744.79 = 219,237.66 : x
  2. Step 2: Convert to fraction form
    331,726.01/496,744.79 = 219,237.66/x
  3. Step 3: Cross multiply
    331,726.01x = 496,744.79 × 219,237.66
  4. Step 4: Simplify right side
    331,726.01x = 108,905,164,280.60
  5. Step 5: Solve for x
    x = 108,905,164,280.60/331,726.01
  6. Step 6: Final answer
    x = 328,298.54

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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.