Home / 426,213.28-588,170.32-235,222.57

Finding the Fourth Proportional to 426,213.28, 588,170.32 and 235,222.57

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Solution

The fourth proportional to 426,213.28, 588,170.32 and 235,222.57 is: 324,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,213.28 : 588,170.32 = 235,222.57 : x
  2. Step 2: Convert to fraction form
    426,213.28/588,170.32 = 235,222.57/x
  3. Step 3: Cross multiply
    426,213.28x = 588,170.32 × 235,222.57
  4. Step 4: Simplify right side
    426,213.28x = 138,350,934,268.12
  5. Step 5: Solve for x
    x = 138,350,934,268.12/426,213.28
  6. Step 6: Final answer
    x = 324,604.94

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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.