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Finding the Fourth Proportional to 552,077.68, 828,116.80 and 173,027.92

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Solution

The fourth proportional to 552,077.68, 828,116.80 and 173,027.92 is: 259,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,077.68 : 828,116.80 = 173,027.92 : x
  2. Step 2: Convert to fraction form
    552,077.68/828,116.80 = 173,027.92/x
  3. Step 3: Cross multiply
    552,077.68x = 828,116.80 × 173,027.92
  4. Step 4: Simplify right side
    552,077.68x = 143,287,327,421.06
  5. Step 5: Solve for x
    x = 143,287,327,421.06/552,077.68
  6. Step 6: Final answer
    x = 259,541.97

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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.