Home / 763,180.92-1,144,781.74-283,223.26

Finding the Fourth Proportional to 763,180.92, 1,144,781.74 and 283,223.26

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Solution

The fourth proportional to 763,180.92, 1,144,781.74 and 283,223.26 is: 424,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,180.92 : 1,144,781.74 = 283,223.26 : x
  2. Step 2: Convert to fraction form
    763,180.92/1,144,781.74 = 283,223.26/x
  3. Step 3: Cross multiply
    763,180.92x = 1,144,781.74 × 283,223.26
  4. Step 4: Simplify right side
    763,180.92x = 324,228,816,391.27
  5. Step 5: Solve for x
    x = 324,228,816,391.27/763,180.92
  6. Step 6: Final answer
    x = 424,838.73

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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.