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Finding the Fourth Proportional to 599,680.94, 899,677.20 and 178,956.82

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Solution

The fourth proportional to 599,680.94, 899,677.20 and 178,956.82 is: 268,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,680.94 : 899,677.20 = 178,956.82 : x
  2. Step 2: Convert to fraction form
    599,680.94/899,677.20 = 178,956.82/x
  3. Step 3: Cross multiply
    599,680.94x = 899,677.20 × 178,956.82
  4. Step 4: Simplify right side
    599,680.94x = 161,003,368,489.31
  5. Step 5: Solve for x
    x = 161,003,368,489.31/599,680.94
  6. Step 6: Final answer
    x = 268,481.72

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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.