Home / 331,535.34-457,520.94-180,632.34

Finding the Fourth Proportional to 331,535.34, 457,520.94 and 180,632.34

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Solution

The fourth proportional to 331,535.34, 457,520.94 and 180,632.34 is: 249,273.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,535.34 : 457,520.94 = 180,632.34 : x
  2. Step 2: Convert to fraction form
    331,535.34/457,520.94 = 180,632.34/x
  3. Step 3: Cross multiply
    331,535.34x = 457,520.94 × 180,632.34
  4. Step 4: Simplify right side
    331,535.34x = 82,643,077,991.20
  5. Step 5: Solve for x
    x = 82,643,077,991.20/331,535.34
  6. Step 6: Final answer
    x = 249,273.81

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1.5x scale

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.