Home / 1,252,901.20-1,878,039.60-494,449.60

Finding the Fourth Proportional to 1,252,901.20, 1,878,039.60 and 494,449.60

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Solution

The fourth proportional to 1,252,901.20, 1,878,039.60 and 494,449.60 is: 741,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,901.20 : 1,878,039.60 = 494,449.60 : x
  2. Step 2: Convert to fraction form
    1,252,901.20/1,878,039.60 = 494,449.60/x
  3. Step 3: Cross multiply
    1,252,901.20x = 1,878,039.60 × 494,449.60
  4. Step 4: Simplify right side
    1,252,901.20x = 928,595,929,004.16
  5. Step 5: Solve for x
    x = 928,595,929,004.16/1,252,901.20
  6. Step 6: Final answer
    x = 741,156.55

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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.