Home / 888,659.36-1,226,344.78-480,759.92

Finding the Fourth Proportional to 888,659.36, 1,226,344.78 and 480,759.92

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Solution

The fourth proportional to 888,659.36, 1,226,344.78 and 480,759.92 is: 663,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,659.36 : 1,226,344.78 = 480,759.92 : x
  2. Step 2: Convert to fraction form
    888,659.36/1,226,344.78 = 480,759.92/x
  3. Step 3: Cross multiply
    888,659.36x = 1,226,344.78 × 480,759.92
  4. Step 4: Simplify right side
    888,659.36x = 589,577,418,325.22
  5. Step 5: Solve for x
    x = 589,577,418,325.22/888,659.36
  6. Step 6: Final answer
    x = 663,445.91

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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.