Home / 880,414.10-1,320,621.15-215,566.10

Finding the Fourth Proportional to 880,414.10, 1,320,621.15 and 215,566.10

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Solution

The fourth proportional to 880,414.10, 1,320,621.15 and 215,566.10 is: 323,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,414.10 : 1,320,621.15 = 215,566.10 : x
  2. Step 2: Convert to fraction form
    880,414.10/1,320,621.15 = 215,566.10/x
  3. Step 3: Cross multiply
    880,414.10x = 1,320,621.15 × 215,566.10
  4. Step 4: Simplify right side
    880,414.10x = 284,681,150,883.02
  5. Step 5: Solve for x
    x = 284,681,150,883.02/880,414.10
  6. Step 6: Final answer
    x = 323,349.15

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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.