Home / 330,111.92-455,554.90-179,208.92

Finding the Fourth Proportional to 330,111.92, 455,554.90 and 179,208.92

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Solution

The fourth proportional to 330,111.92, 455,554.90 and 179,208.92 is: 247,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,111.92 : 455,554.90 = 179,208.92 : x
  2. Step 2: Convert to fraction form
    330,111.92/455,554.90 = 179,208.92/x
  3. Step 3: Cross multiply
    330,111.92x = 455,554.90 × 179,208.92
  4. Step 4: Simplify right side
    330,111.92x = 81,639,501,629.71
  5. Step 5: Solve for x
    x = 81,639,501,629.71/330,111.92
  6. Step 6: Final answer
    x = 247,308.55

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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.