Home / 379,736.10-569,487.51-179,997.39

Finding the Fourth Proportional to 379,736.10, 569,487.51 and 179,997.39

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Solution

The fourth proportional to 379,736.10, 569,487.51 and 179,997.39 is: 269,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,736.10 : 569,487.51 = 179,997.39 : x
  2. Step 2: Convert to fraction form
    379,736.10/569,487.51 = 179,997.39/x
  3. Step 3: Cross multiply
    379,736.10x = 569,487.51 × 179,997.39
  4. Step 4: Simplify right side
    379,736.10x = 102,506,265,437.60
  5. Step 5: Solve for x
    x = 102,506,265,437.60/379,736.10
  6. Step 6: Final answer
    x = 269,940.80

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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.