Home / 888,103.15-1,225,583.21-480,204.88

Finding the Fourth Proportional to 888,103.15, 1,225,583.21 and 480,204.88

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Solution

The fourth proportional to 888,103.15, 1,225,583.21 and 480,204.88 is: 662,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,103.15 : 1,225,583.21 = 480,204.88 : x
  2. Step 2: Convert to fraction form
    888,103.15/1,225,583.21 = 480,204.88/x
  3. Step 3: Cross multiply
    888,103.15x = 1,225,583.21 × 480,204.88
  4. Step 4: Simplify right side
    888,103.15x = 588,531,032,823.08
  5. Step 5: Solve for x
    x = 588,531,032,823.08/888,103.15
  6. Step 6: Final answer
    x = 662,683.20

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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.