Home / 775,372.80-1,162,923.84-206,760.96

Finding the Fourth Proportional to 775,372.80, 1,162,923.84 and 206,760.96

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Solution

The fourth proportional to 775,372.80, 1,162,923.84 and 206,760.96 is: 310,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,372.80 : 1,162,923.84 = 206,760.96 : x
  2. Step 2: Convert to fraction form
    775,372.80/1,162,923.84 = 206,760.96/x
  3. Step 3: Cross multiply
    775,372.80x = 1,162,923.84 × 206,760.96
  4. Step 4: Simplify right side
    775,372.80x = 240,447,249,565.29
  5. Step 5: Solve for x
    x = 240,447,249,565.29/775,372.80
  6. Step 6: Final answer
    x = 310,105.34

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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.