Home / 468,175.12-646,084.67-274,543.41

Finding the Fourth Proportional to 468,175.12, 646,084.67 and 274,543.41

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Solution

The fourth proportional to 468,175.12, 646,084.67 and 274,543.41 is: 378,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,175.12 : 646,084.67 = 274,543.41 : x
  2. Step 2: Convert to fraction form
    468,175.12/646,084.67 = 274,543.41/x
  3. Step 3: Cross multiply
    468,175.12x = 646,084.67 × 274,543.41
  4. Step 4: Simplify right side
    468,175.12x = 177,378,285,906.46
  5. Step 5: Solve for x
    x = 177,378,285,906.46/468,175.12
  6. Step 6: Final answer
    x = 378,871.66

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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.