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Finding the Fourth Proportional to 1,181,972, 1,772,958 and 295,508

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Solution

The fourth proportional to 1,181,972, 1,772,958 and 295,508 is: 443,262

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,972 : 1,772,958 = 295,508 : x
  2. Step 2: Convert to fraction form
    1,181,972/1,772,958 = 295,508/x
  3. Step 3: Cross multiply
    1,181,972x = 1,772,958 × 295,508
  4. Step 4: Simplify right side
    1,181,972x = 523,923,272,664
  5. Step 5: Solve for x
    x = 523,923,272,664/1,181,972
  6. Step 6: Final answer
    x = 443,262

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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.