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Finding the Fourth Proportional to 306,202.73, 459,377.87 and 301,118.90

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Solution

The fourth proportional to 306,202.73, 459,377.87 and 301,118.90 is: 451,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,202.73 : 459,377.87 = 301,118.90 : x
  2. Step 2: Convert to fraction form
    306,202.73/459,377.87 = 301,118.90/x
  3. Step 3: Cross multiply
    306,202.73x = 459,377.87 × 301,118.90
  4. Step 4: Simplify right side
    306,202.73x = 138,327,355,096.26
  5. Step 5: Solve for x
    x = 138,327,355,096.26/306,202.73
  6. Step 6: Final answer
    x = 451,750.90

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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.