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Finding the Fourth Proportional to 552,016.76, 828,025.07 and 178,039.76

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Solution

The fourth proportional to 552,016.76, 828,025.07 and 178,039.76 is: 267,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,016.76 : 828,025.07 = 178,039.76 : x
  2. Step 2: Convert to fraction form
    552,016.76/828,025.07 = 178,039.76/x
  3. Step 3: Cross multiply
    552,016.76x = 828,025.07 × 178,039.76
  4. Step 4: Simplify right side
    552,016.76x = 147,421,379,706.46
  5. Step 5: Solve for x
    x = 147,421,379,706.46/552,016.76
  6. Step 6: Final answer
    x = 267,059.61

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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.