Home / 374,451.60-561,677.40-108,220.80

Finding the Fourth Proportional to 374,451.60, 561,677.40 and 108,220.80

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Solution

The fourth proportional to 374,451.60, 561,677.40 and 108,220.80 is: 162,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,451.60 : 561,677.40 = 108,220.80 : x
  2. Step 2: Convert to fraction form
    374,451.60/561,677.40 = 108,220.80/x
  3. Step 3: Cross multiply
    374,451.60x = 561,677.40 × 108,220.80
  4. Step 4: Simplify right side
    374,451.60x = 60,785,177,569.92
  5. Step 5: Solve for x
    x = 60,785,177,569.92/374,451.60
  6. Step 6: Final answer
    x = 162,331.20

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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.