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Finding the Fourth Proportional to 303,496.37, 418,826.45 and 167,527.85

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Solution

The fourth proportional to 303,496.37, 418,826.45 and 167,527.85 is: 231,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,496.37 : 418,826.45 = 167,527.85 : x
  2. Step 2: Convert to fraction form
    303,496.37/418,826.45 = 167,527.85/x
  3. Step 3: Cross multiply
    303,496.37x = 418,826.45 × 167,527.85
  4. Step 4: Simplify right side
    303,496.37x = 70,165,092,073.98
  5. Step 5: Solve for x
    x = 70,165,092,073.98/303,496.37
  6. Step 6: Final answer
    x = 231,189.23

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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.