Home / 755,999.43-1,043,278.75-416,467.68

Finding the Fourth Proportional to 755,999.43, 1,043,278.75 and 416,467.68

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Solution

The fourth proportional to 755,999.43, 1,043,278.75 and 416,467.68 is: 574,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,999.43 : 1,043,278.75 = 416,467.68 : x
  2. Step 2: Convert to fraction form
    755,999.43/1,043,278.75 = 416,467.68/x
  3. Step 3: Cross multiply
    755,999.43x = 1,043,278.75 × 416,467.68
  4. Step 4: Simplify right side
    755,999.43x = 434,491,876,165.05
  5. Step 5: Solve for x
    x = 434,491,876,165.05/755,999.43
  6. Step 6: Final answer
    x = 574,725.14

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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.