Home / 441,760.20-662,640.30-146,272.20

Finding the Fourth Proportional to 441,760.20, 662,640.30 and 146,272.20

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Solution

The fourth proportional to 441,760.20, 662,640.30 and 146,272.20 is: 219,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,760.20 : 662,640.30 = 146,272.20 : x
  2. Step 2: Convert to fraction form
    441,760.20/662,640.30 = 146,272.20/x
  3. Step 3: Cross multiply
    441,760.20x = 662,640.30 × 146,272.20
  4. Step 4: Simplify right side
    441,760.20x = 96,925,854,489.66
  5. Step 5: Solve for x
    x = 96,925,854,489.66/441,760.20
  6. Step 6: Final answer
    x = 219,408.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.