Home / 370,527.12-511,327.92-200,761.28

Finding the Fourth Proportional to 370,527.12, 511,327.92 and 200,761.28

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Solution

The fourth proportional to 370,527.12, 511,327.92 and 200,761.28 is: 277,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,527.12 : 511,327.92 = 200,761.28 : x
  2. Step 2: Convert to fraction form
    370,527.12/511,327.92 = 200,761.28/x
  3. Step 3: Cross multiply
    370,527.12x = 511,327.92 × 200,761.28
  4. Step 4: Simplify right side
    370,527.12x = 102,654,847,718.94
  5. Step 5: Solve for x
    x = 102,654,847,718.94/370,527.12
  6. Step 6: Final answer
    x = 277,050.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.