Home / 801,736.70-1,106,414.40-457,565.78

Finding the Fourth Proportional to 801,736.70, 1,106,414.40 and 457,565.78

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Solution

The fourth proportional to 801,736.70, 1,106,414.40 and 457,565.78 is: 631,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,736.70 : 1,106,414.40 = 457,565.78 : x
  2. Step 2: Convert to fraction form
    801,736.70/1,106,414.40 = 457,565.78/x
  3. Step 3: Cross multiply
    801,736.70x = 1,106,414.40 × 457,565.78
  4. Step 4: Simplify right side
    801,736.70x = 506,257,367,939.23
  5. Step 5: Solve for x
    x = 506,257,367,939.23/801,736.70
  6. Step 6: Final answer
    x = 631,450.91

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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.