Home / 981,160.20-1,354,013.28-593,970.48

Finding the Fourth Proportional to 981,160.20, 1,354,013.28 and 593,970.48

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Solution

The fourth proportional to 981,160.20, 1,354,013.28 and 593,970.48 is: 819,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,160.20 : 1,354,013.28 = 593,970.48 : x
  2. Step 2: Convert to fraction form
    981,160.20/1,354,013.28 = 593,970.48/x
  3. Step 3: Cross multiply
    981,160.20x = 1,354,013.28 × 593,970.48
  4. Step 4: Simplify right side
    981,160.20x = 804,243,917,847.97
  5. Step 5: Solve for x
    x = 804,243,917,847.97/981,160.20
  6. Step 6: Final answer
    x = 819,686.65

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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.