Home / 330,513.39-456,112.11-179,610.39

Finding the Fourth Proportional to 330,513.39, 456,112.11 and 179,610.39

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Solution

The fourth proportional to 330,513.39, 456,112.11 and 179,610.39 is: 247,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,513.39 : 456,112.11 = 179,610.39 : x
  2. Step 2: Convert to fraction form
    330,513.39/456,112.11 = 179,610.39/x
  3. Step 3: Cross multiply
    330,513.39x = 456,112.11 × 179,610.39
  4. Step 4: Simplify right side
    330,513.39x = 81,922,473,960.82
  5. Step 5: Solve for x
    x = 81,922,473,960.82/330,513.39
  6. Step 6: Final answer
    x = 247,864.31

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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.