Home / 888,146.60-1,225,641.42-480,247.48

Finding the Fourth Proportional to 888,146.60, 1,225,641.42 and 480,247.48

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Solution

The fourth proportional to 888,146.60, 1,225,641.42 and 480,247.48 is: 662,741.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,146.60 : 1,225,641.42 = 480,247.48 : x
  2. Step 2: Convert to fraction form
    888,146.60/1,225,641.42 = 480,247.48/x
  3. Step 3: Cross multiply
    888,146.60x = 1,225,641.42 × 480,247.48
  4. Step 4: Simplify right side
    888,146.60x = 588,611,203,338.62
  5. Step 5: Solve for x
    x = 588,611,203,338.62/888,146.60
  6. Step 6: Final answer
    x = 662,741.04

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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.