Home / 681,029.79-939,827.46-375,107.27

Finding the Fourth Proportional to 681,029.79, 939,827.46 and 375,107.27

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Solution

The fourth proportional to 681,029.79, 939,827.46 and 375,107.27 is: 517,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,029.79 : 939,827.46 = 375,107.27 : x
  2. Step 2: Convert to fraction form
    681,029.79/939,827.46 = 375,107.27/x
  3. Step 3: Cross multiply
    681,029.79x = 939,827.46 × 375,107.27
  4. Step 4: Simplify right side
    681,029.79x = 352,536,112,791.63
  5. Step 5: Solve for x
    x = 352,536,112,791.63/681,029.79
  6. Step 6: Final answer
    x = 517,651.53

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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.