Home / 330,530.52-456,135.66-179,627.52

Finding the Fourth Proportional to 330,530.52, 456,135.66 and 179,627.52

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Solution

The fourth proportional to 330,530.52, 456,135.66 and 179,627.52 is: 247,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,530.52 : 456,135.66 = 179,627.52 : x
  2. Step 2: Convert to fraction form
    330,530.52/456,135.66 = 179,627.52/x
  3. Step 3: Cross multiply
    330,530.52x = 456,135.66 × 179,627.52
  4. Step 4: Simplify right side
    330,530.52x = 81,934,517,389.36
  5. Step 5: Solve for x
    x = 81,934,517,389.36/330,530.52
  6. Step 6: Final answer
    x = 247,887.90

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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.