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Finding the Fourth Proportional to 655,282.72, 982,924.48 and 181,968.12

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Solution

The fourth proportional to 655,282.72, 982,924.48 and 181,968.12 is: 272,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,282.72 : 982,924.48 = 181,968.12 : x
  2. Step 2: Convert to fraction form
    655,282.72/982,924.48 = 181,968.12/x
  3. Step 3: Cross multiply
    655,282.72x = 982,924.48 × 181,968.12
  4. Step 4: Simplify right side
    655,282.72x = 178,860,919,727.58
  5. Step 5: Solve for x
    x = 178,860,919,727.58/655,282.72
  6. Step 6: Final answer
    x = 272,952.29

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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.