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Finding the Fourth Proportional to 299,600.56, 413,410.68 and 165,456.56

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Solution

The fourth proportional to 299,600.56, 413,410.68 and 165,456.56 is: 228,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,600.56 : 413,410.68 = 165,456.56 : x
  2. Step 2: Convert to fraction form
    299,600.56/413,410.68 = 165,456.56/x
  3. Step 3: Cross multiply
    299,600.56x = 413,410.68 × 165,456.56
  4. Step 4: Simplify right side
    299,600.56x = 68,401,508,980.06
  5. Step 5: Solve for x
    x = 68,401,508,980.06/299,600.56
  6. Step 6: Final answer
    x = 228,309.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.