Home / 379,821.57-569,566.17-180,198.96

Finding the Fourth Proportional to 379,821.57, 569,566.17 and 180,198.96

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Solution

The fourth proportional to 379,821.57, 569,566.17 and 180,198.96 is: 270,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,821.57 : 569,566.17 = 180,198.96 : x
  2. Step 2: Convert to fraction form
    379,821.57/569,566.17 = 180,198.96/x
  3. Step 3: Cross multiply
    379,821.57x = 569,566.17 × 180,198.96
  4. Step 4: Simplify right side
    379,821.57x = 102,635,231,485.18
  5. Step 5: Solve for x
    x = 102,635,231,485.18/379,821.57
  6. Step 6: Final answer
    x = 270,219.60

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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.