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Finding the Fourth Proportional to 454,365.56, 680,795.04 and 276,334.04

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Solution

The fourth proportional to 454,365.56, 680,795.04 and 276,334.04 is: 414,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,365.56 : 680,795.04 = 276,334.04 : x
  2. Step 2: Convert to fraction form
    454,365.56/680,795.04 = 276,334.04/x
  3. Step 3: Cross multiply
    454,365.56x = 680,795.04 × 276,334.04
  4. Step 4: Simplify right side
    454,365.56x = 188,126,843,815.16
  5. Step 5: Solve for x
    x = 188,126,843,815.16/454,365.56
  6. Step 6: Final answer
    x = 414,042.92

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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.