Home / 330,227.04-455,715-179,324.04

Finding the Fourth Proportional to 330,227.04, 455,715 and 179,324.04

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Solution

The fourth proportional to 330,227.04, 455,715 and 179,324.04 is: 247,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,227.04 : 455,715 = 179,324.04 : x
  2. Step 2: Convert to fraction form
    330,227.04/455,715 = 179,324.04/x
  3. Step 3: Cross multiply
    330,227.04x = 455,715 × 179,324.04
  4. Step 4: Simplify right side
    330,227.04x = 81,720,654,888.60
  5. Step 5: Solve for x
    x = 81,720,654,888.60/330,227.04
  6. Step 6: Final answer
    x = 247,468.09

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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.