Home / 852,911.67-1,279,984.79-333,663.48

Finding the Fourth Proportional to 852,911.67, 1,279,984.79 and 333,663.48

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Solution

The fourth proportional to 852,911.67, 1,279,984.79 and 333,663.48 is: 500,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,911.67 : 1,279,984.79 = 333,663.48 : x
  2. Step 2: Convert to fraction form
    852,911.67/1,279,984.79 = 333,663.48/x
  3. Step 3: Cross multiply
    852,911.67x = 1,279,984.79 × 333,663.48
  4. Step 4: Simplify right side
    852,911.67x = 427,084,179,378.47
  5. Step 5: Solve for x
    x = 427,084,179,378.47/852,911.67
  6. Step 6: Final answer
    x = 500,736.71

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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.