Home / 329,940.13-455,318.59-179,037.13

Finding the Fourth Proportional to 329,940.13, 455,318.59 and 179,037.13

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Solution

The fourth proportional to 329,940.13, 455,318.59 and 179,037.13 is: 247,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,940.13 : 455,318.59 = 179,037.13 : x
  2. Step 2: Convert to fraction form
    329,940.13/455,318.59 = 179,037.13/x
  3. Step 3: Cross multiply
    329,940.13x = 455,318.59 × 179,037.13
  4. Step 4: Simplify right side
    329,940.13x = 81,518,933,589.25
  5. Step 5: Solve for x
    x = 81,518,933,589.25/329,940.13
  6. Step 6: Final answer
    x = 247,071.90

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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.