Home / 379,226.43-569,005.61-179,689.23

Finding the Fourth Proportional to 379,226.43, 569,005.61 and 179,689.23

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Solution

The fourth proportional to 379,226.43, 569,005.61 and 179,689.23 is: 269,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,226.43 : 569,005.61 = 179,689.23 : x
  2. Step 2: Convert to fraction form
    379,226.43/569,005.61 = 179,689.23/x
  3. Step 3: Cross multiply
    379,226.43x = 569,005.61 × 179,689.23
  4. Step 4: Simplify right side
    379,226.43x = 102,244,179,028.13
  5. Step 5: Solve for x
    x = 102,244,179,028.13/379,226.43
  6. Step 6: Final answer
    x = 269,612.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.