Home / 331,738.24-457,798.80-180,835.36

Finding the Fourth Proportional to 331,738.24, 457,798.80 and 180,835.36

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Solution

The fourth proportional to 331,738.24, 457,798.80 and 180,835.36 is: 249,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,738.24 : 457,798.80 = 180,835.36 : x
  2. Step 2: Convert to fraction form
    331,738.24/457,798.80 = 180,835.36/x
  3. Step 3: Cross multiply
    331,738.24x = 457,798.80 × 180,835.36
  4. Step 4: Simplify right side
    331,738.24x = 82,786,210,805.57
  5. Step 5: Solve for x
    x = 82,786,210,805.57/331,738.24
  6. Step 6: Final answer
    x = 249,552.81

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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.