Home / 842,159.27-1,263,600.80-273,714.56

Finding the Fourth Proportional to 842,159.27, 1,263,600.80 and 273,714.56

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Solution

The fourth proportional to 842,159.27, 1,263,600.80 and 273,714.56 is: 410,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,159.27 : 1,263,600.80 = 273,714.56 : x
  2. Step 2: Convert to fraction form
    842,159.27/1,263,600.80 = 273,714.56/x
  3. Step 3: Cross multiply
    842,159.27x = 1,263,600.80 × 273,714.56
  4. Step 4: Simplify right side
    842,159.27x = 345,865,936,987.65
  5. Step 5: Solve for x
    x = 345,865,936,987.65/842,159.27
  6. Step 6: Final answer
    x = 410,689.46

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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.