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Finding the Fourth Proportional to 433,660.89, 650,553.30 and 134,167.03

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Solution

The fourth proportional to 433,660.89, 650,553.30 and 134,167.03 is: 201,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,660.89 : 650,553.30 = 134,167.03 : x
  2. Step 2: Convert to fraction form
    433,660.89/650,553.30 = 134,167.03/x
  3. Step 3: Cross multiply
    433,660.89x = 650,553.30 × 134,167.03
  4. Step 4: Simplify right side
    433,660.89x = 87,282,804,117.70
  5. Step 5: Solve for x
    x = 87,282,804,117.70/433,660.89
  6. Step 6: Final answer
    x = 201,269.72

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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.