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Finding the Fourth Proportional to 655,273.34, 982,910.41 and 181,958.75

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Solution

The fourth proportional to 655,273.34, 982,910.41 and 181,958.75 is: 272,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,273.34 : 982,910.41 = 181,958.75 : x
  2. Step 2: Convert to fraction form
    655,273.34/982,910.41 = 181,958.75/x
  3. Step 3: Cross multiply
    655,273.34x = 982,910.41 × 181,958.75
  4. Step 4: Simplify right side
    655,273.34x = 178,849,144,196.14
  5. Step 5: Solve for x
    x = 178,849,144,196.14/655,273.34
  6. Step 6: Final answer
    x = 272,938.23

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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.