Home / 863,682.32-1,191,264.56-748,755.47

Finding the Fourth Proportional to 863,682.32, 1,191,264.56 and 748,755.47

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Solution

The fourth proportional to 863,682.32, 1,191,264.56 and 748,755.47 is: 1,032,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,682.32 : 1,191,264.56 = 748,755.47 : x
  2. Step 2: Convert to fraction form
    863,682.32/1,191,264.56 = 748,755.47/x
  3. Step 3: Cross multiply
    863,682.32x = 1,191,264.56 × 748,755.47
  4. Step 4: Simplify right side
    863,682.32x = 891,965,845,817.04
  5. Step 5: Solve for x
    x = 891,965,845,817.04/863,682.32
  6. Step 6: Final answer
    x = 1,032,747.61

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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.