Home / 888,277.28-1,225,832.31-480,387.05

Finding the Fourth Proportional to 888,277.28, 1,225,832.31 and 480,387.05

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Solution

The fourth proportional to 888,277.28, 1,225,832.31 and 480,387.05 is: 662,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,277.28 : 1,225,832.31 = 480,387.05 : x
  2. Step 2: Convert to fraction form
    888,277.28/1,225,832.31 = 480,387.05/x
  3. Step 3: Cross multiply
    888,277.28x = 1,225,832.31 × 480,387.05
  4. Step 4: Simplify right side
    888,277.28x = 588,873,967,195.59
  5. Step 5: Solve for x
    x = 588,873,967,195.59/888,277.28
  6. Step 6: Final answer
    x = 662,939.36

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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.