Home / 801,110.09-1,105,504.22-457,057.40

Finding the Fourth Proportional to 801,110.09, 1,105,504.22 and 457,057.40

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Solution

The fourth proportional to 801,110.09, 1,105,504.22 and 457,057.40 is: 630,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,110.09 : 1,105,504.22 = 457,057.40 : x
  2. Step 2: Convert to fraction form
    801,110.09/1,105,504.22 = 457,057.40/x
  3. Step 3: Cross multiply
    801,110.09x = 1,105,504.22 × 457,057.40
  4. Step 4: Simplify right side
    801,110.09x = 505,278,886,854.09
  5. Step 5: Solve for x
    x = 505,278,886,854.09/801,110.09
  6. Step 6: Final answer
    x = 630,723.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.