Home / 888,507.88-1,226,137.42-480,610.92

Finding the Fourth Proportional to 888,507.88, 1,226,137.42 and 480,610.92

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Solution

The fourth proportional to 888,507.88, 1,226,137.42 and 480,610.92 is: 663,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,507.88 : 1,226,137.42 = 480,610.92 : x
  2. Step 2: Convert to fraction form
    888,507.88/1,226,137.42 = 480,610.92/x
  3. Step 3: Cross multiply
    888,507.88x = 1,226,137.42 × 480,610.92
  4. Step 4: Simplify right side
    888,507.88x = 589,295,033,472.63
  5. Step 5: Solve for x
    x = 589,295,033,472.63/888,507.88
  6. Step 6: Final answer
    x = 663,241.20

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Double scale
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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.