Home / 951,721.95-1,313,424.41-522,042.06

Finding the Fourth Proportional to 951,721.95, 1,313,424.41 and 522,042.06

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Solution

The fourth proportional to 951,721.95, 1,313,424.41 and 522,042.06 is: 720,444.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,721.95 : 1,313,424.41 = 522,042.06 : x
  2. Step 2: Convert to fraction form
    951,721.95/1,313,424.41 = 522,042.06/x
  3. Step 3: Cross multiply
    951,721.95x = 1,313,424.41 × 522,042.06
  4. Step 4: Simplify right side
    951,721.95x = 685,662,782,040.47
  5. Step 5: Solve for x
    x = 685,662,782,040.47/951,721.95
  6. Step 6: Final answer
    x = 720,444.43

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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.