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Finding the Fourth Proportional to 552,249.61, 828,277.21 and 147,446.84

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Solution

The fourth proportional to 552,249.61, 828,277.21 and 147,446.84 is: 221,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,249.61 : 828,277.21 = 147,446.84 : x
  2. Step 2: Convert to fraction form
    552,249.61/828,277.21 = 147,446.84/x
  3. Step 3: Cross multiply
    552,249.61x = 828,277.21 × 147,446.84
  4. Step 4: Simplify right side
    552,249.61x = 122,126,859,513.52
  5. Step 5: Solve for x
    x = 122,126,859,513.52/552,249.61
  6. Step 6: Final answer
    x = 221,144.31

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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.