Home / 494,150.64-741,225.92-120,170.40

Finding the Fourth Proportional to 494,150.64, 741,225.92 and 120,170.40

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Solution

The fourth proportional to 494,150.64, 741,225.92 and 120,170.40 is: 180,255.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,150.64 : 741,225.92 = 120,170.40 : x
  2. Step 2: Convert to fraction form
    494,150.64/741,225.92 = 120,170.40/x
  3. Step 3: Cross multiply
    494,150.64x = 741,225.92 × 120,170.40
  4. Step 4: Simplify right side
    494,150.64x = 89,073,415,296.77
  5. Step 5: Solve for x
    x = 89,073,415,296.77/494,150.64
  6. Step 6: Final answer
    x = 180,255.59

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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.