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Finding the Fourth Proportional to 303,024.87, 418,163.54 and 165,200.94

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Solution

The fourth proportional to 303,024.87, 418,163.54 and 165,200.94 is: 227,971.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,024.87 : 418,163.54 = 165,200.94 : x
  2. Step 2: Convert to fraction form
    303,024.87/418,163.54 = 165,200.94/x
  3. Step 3: Cross multiply
    303,024.87x = 418,163.54 × 165,200.94
  4. Step 4: Simplify right side
    303,024.87x = 69,081,009,055.72
  5. Step 5: Solve for x
    x = 69,081,009,055.72/303,024.87
  6. Step 6: Final answer
    x = 227,971.42

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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.