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Finding the Fourth Proportional to 303,596.05, 418,951.59 and 167,627.10

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Solution

The fourth proportional to 303,596.05, 418,951.59 and 167,627.10 is: 231,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,596.05 : 418,951.59 = 167,627.10 : x
  2. Step 2: Convert to fraction form
    303,596.05/418,951.59 = 167,627.10/x
  3. Step 3: Cross multiply
    303,596.05x = 418,951.59 × 167,627.10
  4. Step 4: Simplify right side
    303,596.05x = 70,227,638,422.55
  5. Step 5: Solve for x
    x = 70,227,638,422.55/303,596.05
  6. Step 6: Final answer
    x = 231,319.34

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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.