Home / 826,274.14-1,239,312.78-227,296.15

Finding the Fourth Proportional to 826,274.14, 1,239,312.78 and 227,296.15

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Solution

The fourth proportional to 826,274.14, 1,239,312.78 and 227,296.15 is: 340,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,274.14 : 1,239,312.78 = 227,296.15 : x
  2. Step 2: Convert to fraction form
    826,274.14/1,239,312.78 = 227,296.15/x
  3. Step 3: Cross multiply
    826,274.14x = 1,239,312.78 × 227,296.15
  4. Step 4: Simplify right side
    826,274.14x = 281,691,020,441.52
  5. Step 5: Solve for x
    x = 281,691,020,441.52/826,274.14
  6. Step 6: Final answer
    x = 340,917.15

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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.