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Finding the Fourth Proportional to 522,988.44, 784,481.37 and 295,180.78

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Solution

The fourth proportional to 522,988.44, 784,481.37 and 295,180.78 is: 442,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,988.44 : 784,481.37 = 295,180.78 : x
  2. Step 2: Convert to fraction form
    522,988.44/784,481.37 = 295,180.78/x
  3. Step 3: Cross multiply
    522,988.44x = 784,481.37 × 295,180.78
  4. Step 4: Simplify right side
    522,988.44x = 231,563,822,692.07
  5. Step 5: Solve for x
    x = 231,563,822,692.07/522,988.44
  6. Step 6: Final answer
    x = 442,770.44

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1.5x scale

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.