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Finding the Fourth Proportional to 376,902.73, 520,246.99 and 241,301.90

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Solution

The fourth proportional to 376,902.73, 520,246.99 and 241,301.90 is: 333,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,902.73 : 520,246.99 = 241,301.90 : x
  2. Step 2: Convert to fraction form
    376,902.73/520,246.99 = 241,301.90/x
  3. Step 3: Cross multiply
    376,902.73x = 520,246.99 × 241,301.90
  4. Step 4: Simplify right side
    376,902.73x = 125,536,584,474.81
  5. Step 5: Solve for x
    x = 125,536,584,474.81/376,902.73
  6. Step 6: Final answer
    x = 333,074.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.