Home / 748,833.97-1,124,247.41-394,097.10

Finding the Fourth Proportional to 748,833.97, 1,124,247.41 and 394,097.10

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Solution

The fourth proportional to 748,833.97, 1,124,247.41 and 394,097.10 is: 591,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,833.97 : 1,124,247.41 = 394,097.10 : x
  2. Step 2: Convert to fraction form
    748,833.97/1,124,247.41 = 394,097.10/x
  3. Step 3: Cross multiply
    748,833.97x = 1,124,247.41 × 394,097.10
  4. Step 4: Simplify right side
    748,833.97x = 443,062,638,342.27
  5. Step 5: Solve for x
    x = 443,062,638,342.27/748,833.97
  6. Step 6: Final answer
    x = 591,670.06

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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.