Home / 330,537.46-456,128.85-179,631.22

Finding the Fourth Proportional to 330,537.46, 456,128.85 and 179,631.22

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Solution

The fourth proportional to 330,537.46, 456,128.85 and 179,631.22 is: 247,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,537.46 : 456,128.85 = 179,631.22 : x
  2. Step 2: Convert to fraction form
    330,537.46/456,128.85 = 179,631.22/x
  3. Step 3: Cross multiply
    330,537.46x = 456,128.85 × 179,631.22
  4. Step 4: Simplify right side
    330,537.46x = 81,934,981,802.70
  5. Step 5: Solve for x
    x = 81,934,981,802.70/330,537.46
  6. Step 6: Final answer
    x = 247,884.10

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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.