Home / 955,805.40-1,433,772.90-324,766.80

Finding the Fourth Proportional to 955,805.40, 1,433,772.90 and 324,766.80

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Solution

The fourth proportional to 955,805.40, 1,433,772.90 and 324,766.80 is: 487,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,805.40 : 1,433,772.90 = 324,766.80 : x
  2. Step 2: Convert to fraction form
    955,805.40/1,433,772.90 = 324,766.80/x
  3. Step 3: Cross multiply
    955,805.40x = 1,433,772.90 × 324,766.80
  4. Step 4: Simplify right side
    955,805.40x = 465,641,836,659.72
  5. Step 5: Solve for x
    x = 465,641,836,659.72/955,805.40
  6. Step 6: Final answer
    x = 487,172.22

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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.