Home / 404,972.90-558,868.50-235,207.02

Finding the Fourth Proportional to 404,972.90, 558,868.50 and 235,207.02

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Solution

The fourth proportional to 404,972.90, 558,868.50 and 235,207.02 is: 324,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,972.90 : 558,868.50 = 235,207.02 : x
  2. Step 2: Convert to fraction form
    404,972.90/558,868.50 = 235,207.02/x
  3. Step 3: Cross multiply
    404,972.90x = 558,868.50 × 235,207.02
  4. Step 4: Simplify right side
    404,972.90x = 131,449,794,456.87
  5. Step 5: Solve for x
    x = 131,449,794,456.87/404,972.90
  6. Step 6: Final answer
    x = 324,589.11

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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.