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Finding the Fourth Proportional to 484,568.26, 726,881.56 and 152,144.26

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Solution

The fourth proportional to 484,568.26, 726,881.56 and 152,144.26 is: 228,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,568.26 : 726,881.56 = 152,144.26 : x
  2. Step 2: Convert to fraction form
    484,568.26/726,881.56 = 152,144.26/x
  3. Step 3: Cross multiply
    484,568.26x = 726,881.56 × 152,144.26
  4. Step 4: Simplify right side
    484,568.26x = 110,590,857,053.85
  5. Step 5: Solve for x
    x = 110,590,857,053.85/484,568.26
  6. Step 6: Final answer
    x = 228,225.55

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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.