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Finding the Fourth Proportional to 537,913.20, 806,524.20 and 222,495.60

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Solution

The fourth proportional to 537,913.20, 806,524.20 and 222,495.60 is: 333,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,913.20 : 806,524.20 = 222,495.60 : x
  2. Step 2: Convert to fraction form
    537,913.20/806,524.20 = 222,495.60/x
  3. Step 3: Cross multiply
    537,913.20x = 806,524.20 × 222,495.60
  4. Step 4: Simplify right side
    537,913.20x = 179,448,085,793.52
  5. Step 5: Solve for x
    x = 179,448,085,793.52/537,913.20
  6. Step 6: Final answer
    x = 333,600.45

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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.