Home / 416,139.94-574,273.10-225,153.33

Finding the Fourth Proportional to 416,139.94, 574,273.10 and 225,153.33

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Solution

The fourth proportional to 416,139.94, 574,273.10 and 225,153.33 is: 310,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,139.94 : 574,273.10 = 225,153.33 : x
  2. Step 2: Convert to fraction form
    416,139.94/574,273.10 = 225,153.33/x
  3. Step 3: Cross multiply
    416,139.94x = 574,273.10 × 225,153.33
  4. Step 4: Simplify right side
    416,139.94x = 129,299,500,794.42
  5. Step 5: Solve for x
    x = 129,299,500,794.42/416,139.94
  6. Step 6: Final answer
    x = 310,711.59

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1.5x scale

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.