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Finding the Fourth Proportional to 1,181,974, 1,772,961 and 295,510

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Solution

The fourth proportional to 1,181,974, 1,772,961 and 295,510 is: 443,265

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,974 : 1,772,961 = 295,510 : x
  2. Step 2: Convert to fraction form
    1,181,974/1,772,961 = 295,510/x
  3. Step 3: Cross multiply
    1,181,974x = 1,772,961 × 295,510
  4. Step 4: Simplify right side
    1,181,974x = 523,927,705,110
  5. Step 5: Solve for x
    x = 523,927,705,110/1,181,974
  6. Step 6: Final answer
    x = 443,265

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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.