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Finding the Fourth Proportional to 655,027.56, 982,665.44 and 228,685.12

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Solution

The fourth proportional to 655,027.56, 982,665.44 and 228,685.12 is: 343,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,027.56 : 982,665.44 = 228,685.12 : x
  2. Step 2: Convert to fraction form
    655,027.56/982,665.44 = 228,685.12/x
  3. Step 3: Cross multiply
    655,027.56x = 982,665.44 × 228,685.12
  4. Step 4: Simplify right side
    655,027.56x = 224,720,961,323.73
  5. Step 5: Solve for x
    x = 224,720,961,323.73/655,027.56
  6. Step 6: Final answer
    x = 343,071.00

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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.