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Finding the Fourth Proportional to 433,428.28, 650,171.58 and 167,191

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Solution

The fourth proportional to 433,428.28, 650,171.58 and 167,191 is: 250,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,428.28 : 650,171.58 = 167,191 : x
  2. Step 2: Convert to fraction form
    433,428.28/650,171.58 = 167,191/x
  3. Step 3: Cross multiply
    433,428.28x = 650,171.58 × 167,191
  4. Step 4: Simplify right side
    433,428.28x = 108,702,836,631.78
  5. Step 5: Solve for x
    x = 108,702,836,631.78/433,428.28
  6. Step 6: Final answer
    x = 250,797.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.