Home / 758,207.09-1,137,322.89-252,761.22

Finding the Fourth Proportional to 758,207.09, 1,137,322.89 and 252,761.22

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Solution

The fourth proportional to 758,207.09, 1,137,322.89 and 252,761.22 is: 379,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,207.09 : 1,137,322.89 = 252,761.22 : x
  2. Step 2: Convert to fraction form
    758,207.09/1,137,322.89 = 252,761.22/x
  3. Step 3: Cross multiply
    758,207.09x = 1,137,322.89 × 252,761.22
  4. Step 4: Simplify right side
    758,207.09x = 287,471,121,210.33
  5. Step 5: Solve for x
    x = 287,471,121,210.33/758,207.09
  6. Step 6: Final answer
    x = 379,145.91

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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.