Home / 834,634.52-1,251,949.79-548,253.86

Finding the Fourth Proportional to 834,634.52, 1,251,949.79 and 548,253.86

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Solution

The fourth proportional to 834,634.52, 1,251,949.79 and 548,253.86 is: 822,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,634.52 : 1,251,949.79 = 548,253.86 : x
  2. Step 2: Convert to fraction form
    834,634.52/1,251,949.79 = 548,253.86/x
  3. Step 3: Cross multiply
    834,634.52x = 1,251,949.79 × 548,253.86
  4. Step 4: Simplify right side
    834,634.52x = 686,386,300,004.58
  5. Step 5: Solve for x
    x = 686,386,300,004.58/834,634.52
  6. Step 6: Final answer
    x = 822,379.47

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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.