Home / 320,324.79-442,057.43-177,094.06

Finding the Fourth Proportional to 320,324.79, 442,057.43 and 177,094.06

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Solution

The fourth proportional to 320,324.79, 442,057.43 and 177,094.06 is: 244,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,324.79 : 442,057.43 = 177,094.06 : x
  2. Step 2: Convert to fraction form
    320,324.79/442,057.43 = 177,094.06/x
  3. Step 3: Cross multiply
    320,324.79x = 442,057.43 × 177,094.06
  4. Step 4: Simplify right side
    320,324.79x = 78,285,742,821.58
  5. Step 5: Solve for x
    x = 78,285,742,821.58/320,324.79
  6. Step 6: Final answer
    x = 244,394.89

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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.