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Finding the Fourth Proportional to 655,225.14, 982,728.09 and 181,958.34

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Solution

The fourth proportional to 655,225.14, 982,728.09 and 181,958.34 is: 272,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,225.14 : 982,728.09 = 181,958.34 : x
  2. Step 2: Convert to fraction form
    655,225.14/982,728.09 = 181,958.34/x
  3. Step 3: Cross multiply
    655,225.14x = 982,728.09 × 181,958.34
  4. Step 4: Simplify right side
    655,225.14x = 178,815,571,927.77
  5. Step 5: Solve for x
    x = 178,815,571,927.77/655,225.14
  6. Step 6: Final answer
    x = 272,907.07

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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.