Home / 654,145.60-981,335.04-180,820.48

Finding the Fourth Proportional to 654,145.60, 981,335.04 and 180,820.48

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Solution

The fourth proportional to 654,145.60, 981,335.04 and 180,820.48 is: 271,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,145.60 : 981,335.04 = 180,820.48 : x
  2. Step 2: Convert to fraction form
    654,145.60/981,335.04 = 180,820.48/x
  3. Step 3: Cross multiply
    654,145.60x = 981,335.04 × 180,820.48
  4. Step 4: Simplify right side
    654,145.60x = 177,445,472,973.62
  5. Step 5: Solve for x
    x = 177,445,472,973.62/654,145.60
  6. Step 6: Final answer
    x = 271,262.96

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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.