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Finding the Fourth Proportional to 1,181,988, 1,772,982 and 295,524

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Solution

The fourth proportional to 1,181,988, 1,772,982 and 295,524 is: 443,286

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,988 : 1,772,982 = 295,524 : x
  2. Step 2: Convert to fraction form
    1,181,988/1,772,982 = 295,524/x
  3. Step 3: Cross multiply
    1,181,988x = 1,772,982 × 295,524
  4. Step 4: Simplify right side
    1,181,988x = 523,958,732,568
  5. Step 5: Solve for x
    x = 523,958,732,568/1,181,988
  6. Step 6: Final answer
    x = 443,286

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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.