Home / 477,331.20-658,713.60-273,427.20

Finding the Fourth Proportional to 477,331.20, 658,713.60 and 273,427.20

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Solution

The fourth proportional to 477,331.20, 658,713.60 and 273,427.20 is: 377,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,331.20 : 658,713.60 = 273,427.20 : x
  2. Step 2: Convert to fraction form
    477,331.20/658,713.60 = 273,427.20/x
  3. Step 3: Cross multiply
    477,331.20x = 658,713.60 × 273,427.20
  4. Step 4: Simplify right side
    477,331.20x = 180,110,215,249.92
  5. Step 5: Solve for x
    x = 180,110,215,249.92/477,331.20
  6. Step 6: Final answer
    x = 377,327.56

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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.