Home / 775,119.29-1,162,603.73-235,380.21

Finding the Fourth Proportional to 775,119.29, 1,162,603.73 and 235,380.21

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Solution

The fourth proportional to 775,119.29, 1,162,603.73 and 235,380.21 is: 353,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,119.29 : 1,162,603.73 = 235,380.21 : x
  2. Step 2: Convert to fraction form
    775,119.29/1,162,603.73 = 235,380.21/x
  3. Step 3: Cross multiply
    775,119.29x = 1,162,603.73 × 235,380.21
  4. Step 4: Simplify right side
    775,119.29x = 273,653,908,937.28
  5. Step 5: Solve for x
    x = 273,653,908,937.28/775,119.29
  6. Step 6: Final answer
    x = 353,047.48

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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.