Home / 827,014.56-1,239,733.92-265,655.04

Finding the Fourth Proportional to 827,014.56, 1,239,733.92 and 265,655.04

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Solution

The fourth proportional to 827,014.56, 1,239,733.92 and 265,655.04 is: 398,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,014.56 : 1,239,733.92 = 265,655.04 : x
  2. Step 2: Convert to fraction form
    827,014.56/1,239,733.92 = 265,655.04/x
  3. Step 3: Cross multiply
    827,014.56x = 1,239,733.92 × 265,655.04
  4. Step 4: Simplify right side
    827,014.56x = 329,341,564,106.96
  5. Step 5: Solve for x
    x = 329,341,564,106.96/827,014.56
  6. Step 6: Final answer
    x = 398,229.46

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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.