Home / 857,073.10-1,285,697.13-296,034.70

Finding the Fourth Proportional to 857,073.10, 1,285,697.13 and 296,034.70

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Solution

The fourth proportional to 857,073.10, 1,285,697.13 and 296,034.70 is: 444,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,073.10 : 1,285,697.13 = 296,034.70 : x
  2. Step 2: Convert to fraction form
    857,073.10/1,285,697.13 = 296,034.70/x
  3. Step 3: Cross multiply
    857,073.10x = 1,285,697.13 × 296,034.70
  4. Step 4: Simplify right side
    857,073.10x = 380,610,964,170.41
  5. Step 5: Solve for x
    x = 380,610,964,170.41/857,073.10
  6. Step 6: Final answer
    x = 444,082.27

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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.