Home / 802,147.38-1,203,223.14-203,108.64

Finding the Fourth Proportional to 802,147.38, 1,203,223.14 and 203,108.64

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Solution

The fourth proportional to 802,147.38, 1,203,223.14 and 203,108.64 is: 304,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,147.38 : 1,203,223.14 = 203,108.64 : x
  2. Step 2: Convert to fraction form
    802,147.38/1,203,223.14 = 203,108.64/x
  3. Step 3: Cross multiply
    802,147.38x = 1,203,223.14 × 203,108.64
  4. Step 4: Simplify right side
    802,147.38x = 244,385,015,581.93
  5. Step 5: Solve for x
    x = 244,385,015,581.93/802,147.38
  6. Step 6: Final answer
    x = 304,663.48

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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.