Home / 971,333.20-1,456,999.80-876,854.80

Finding the Fourth Proportional to 971,333.20, 1,456,999.80 and 876,854.80

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Solution

The fourth proportional to 971,333.20, 1,456,999.80 and 876,854.80 is: 1,315,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,333.20 : 1,456,999.80 = 876,854.80 : x
  2. Step 2: Convert to fraction form
    971,333.20/1,456,999.80 = 876,854.80/x
  3. Step 3: Cross multiply
    971,333.20x = 1,456,999.80 × 876,854.80
  4. Step 4: Simplify right side
    971,333.20x = 1,277,577,268,229.04
  5. Step 5: Solve for x
    x = 1,277,577,268,229.04/971,333.20
  6. Step 6: Final answer
    x = 1,315,282.20

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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.