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Finding the Fourth Proportional to 303,594.18, 418,953.26 and 165,768.37

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Solution

The fourth proportional to 303,594.18, 418,953.26 and 165,768.37 is: 228,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,594.18 : 418,953.26 = 165,768.37 : x
  2. Step 2: Convert to fraction form
    303,594.18/418,953.26 = 165,768.37/x
  3. Step 3: Cross multiply
    303,594.18x = 418,953.26 × 165,768.37
  4. Step 4: Simplify right side
    303,594.18x = 69,449,200,740.04
  5. Step 5: Solve for x
    x = 69,449,200,740.04/303,594.18
  6. Step 6: Final answer
    x = 228,756.70

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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.