Home / 954,153.20-1,431,229.80-481,761.20

Finding the Fourth Proportional to 954,153.20, 1,431,229.80 and 481,761.20

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Solution

The fourth proportional to 954,153.20, 1,431,229.80 and 481,761.20 is: 722,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,153.20 : 1,431,229.80 = 481,761.20 : x
  2. Step 2: Convert to fraction form
    954,153.20/1,431,229.80 = 481,761.20/x
  3. Step 3: Cross multiply
    954,153.20x = 1,431,229.80 × 481,761.20
  4. Step 4: Simplify right side
    954,153.20x = 689,510,985,923.76
  5. Step 5: Solve for x
    x = 689,510,985,923.76/954,153.20
  6. Step 6: Final answer
    x = 722,641.80

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1.5x scale

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.