Home / 1,253,380.24-1,880,150.32-354,892.80

Finding the Fourth Proportional to 1,253,380.24, 1,880,150.32 and 354,892.80

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Solution

The fourth proportional to 1,253,380.24, 1,880,150.32 and 354,892.80 is: 532,361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,380.24 : 1,880,150.32 = 354,892.80 : x
  2. Step 2: Convert to fraction form
    1,253,380.24/1,880,150.32 = 354,892.80/x
  3. Step 3: Cross multiply
    1,253,380.24x = 1,880,150.32 × 354,892.80
  4. Step 4: Simplify right side
    1,253,380.24x = 667,251,811,485.70
  5. Step 5: Solve for x
    x = 667,251,811,485.70/1,253,380.24
  6. Step 6: Final answer
    x = 532,361.84

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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.