Home / 801,845.88-1,106,547.25-479,555.97

Finding the Fourth Proportional to 801,845.88, 1,106,547.25 and 479,555.97

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Solution

The fourth proportional to 801,845.88, 1,106,547.25 and 479,555.97 is: 661,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,845.88 : 1,106,547.25 = 479,555.97 : x
  2. Step 2: Convert to fraction form
    801,845.88/1,106,547.25 = 479,555.97/x
  3. Step 3: Cross multiply
    801,845.88x = 1,106,547.25 × 479,555.97
  4. Step 4: Simplify right side
    801,845.88x = 530,651,339,824.58
  5. Step 5: Solve for x
    x = 530,651,339,824.58/801,845.88
  6. Step 6: Final answer
    x = 661,787.20

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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.