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Finding the Fourth Proportional to 552,018.26, 828,027.32 and 178,041.26

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Solution

The fourth proportional to 552,018.26, 828,027.32 and 178,041.26 is: 267,061.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,018.26 : 828,027.32 = 178,041.26 : x
  2. Step 2: Convert to fraction form
    552,018.26/828,027.32 = 178,041.26/x
  3. Step 3: Cross multiply
    552,018.26x = 828,027.32 × 178,041.26
  4. Step 4: Simplify right side
    552,018.26x = 147,423,022,336.88
  5. Step 5: Solve for x
    x = 147,423,022,336.88/552,018.26
  6. Step 6: Final answer
    x = 267,061.86

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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.