Home / 880,493.31-1,320,200.19-374,766.30

Finding the Fourth Proportional to 880,493.31, 1,320,200.19 and 374,766.30

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Solution

The fourth proportional to 880,493.31, 1,320,200.19 and 374,766.30 is: 561,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,493.31 : 1,320,200.19 = 374,766.30 : x
  2. Step 2: Convert to fraction form
    880,493.31/1,320,200.19 = 374,766.30/x
  3. Step 3: Cross multiply
    880,493.31x = 1,320,200.19 × 374,766.30
  4. Step 4: Simplify right side
    880,493.31x = 494,766,540,465.60
  5. Step 5: Solve for x
    x = 494,766,540,465.60/880,493.31
  6. Step 6: Final answer
    x = 561,919.70

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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.