Home / 378,044.75-567,172.22-164,831.30

Finding the Fourth Proportional to 378,044.75, 567,172.22 and 164,831.30

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Solution

The fourth proportional to 378,044.75, 567,172.22 and 164,831.30 is: 247,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,044.75 : 567,172.22 = 164,831.30 : x
  2. Step 2: Convert to fraction form
    378,044.75/567,172.22 = 164,831.30/x
  3. Step 3: Cross multiply
    378,044.75x = 567,172.22 × 164,831.30
  4. Step 4: Simplify right side
    378,044.75x = 93,487,731,510.62
  5. Step 5: Solve for x
    x = 93,487,731,510.62/378,044.75
  6. Step 6: Final answer
    x = 247,292.76

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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.