Home / 260,953.04-391,429.56-73,963.28

Finding the Fourth Proportional to 260,953.04, 391,429.56 and 73,963.28

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Solution

The fourth proportional to 260,953.04, 391,429.56 and 73,963.28 is: 110,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,953.04 : 391,429.56 = 73,963.28 : x
  2. Step 2: Convert to fraction form
    260,953.04/391,429.56 = 73,963.28/x
  3. Step 3: Cross multiply
    260,953.04x = 391,429.56 × 73,963.28
  4. Step 4: Simplify right side
    260,953.04x = 28,951,414,146.56
  5. Step 5: Solve for x
    x = 28,951,414,146.56/260,953.04
  6. Step 6: Final answer
    x = 110,944.92

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1.5x scale

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.