Home / 825,200.82-1,237,818.51-264,233.70

Finding the Fourth Proportional to 825,200.82, 1,237,818.51 and 264,233.70

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Solution

The fourth proportional to 825,200.82, 1,237,818.51 and 264,233.70 is: 396,356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,200.82 : 1,237,818.51 = 264,233.70 : x
  2. Step 2: Convert to fraction form
    825,200.82/1,237,818.51 = 264,233.70/x
  3. Step 3: Cross multiply
    825,200.82x = 1,237,818.51 × 264,233.70
  4. Step 4: Simplify right side
    825,200.82x = 327,073,364,825.79
  5. Step 5: Solve for x
    x = 327,073,364,825.79/825,200.82
  6. Step 6: Final answer
    x = 396,356.08

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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.