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Finding the Fourth Proportional to 433,673.40, 650,542.89 and 134,184.24

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Solution

The fourth proportional to 433,673.40, 650,542.89 and 134,184.24 is: 201,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,673.40 : 650,542.89 = 134,184.24 : x
  2. Step 2: Convert to fraction form
    433,673.40/650,542.89 = 134,184.24/x
  3. Step 3: Cross multiply
    433,673.40x = 650,542.89 × 134,184.24
  4. Step 4: Simplify right side
    433,673.40x = 87,292,603,282.05
  5. Step 5: Solve for x
    x = 87,292,603,282.05/433,673.40
  6. Step 6: Final answer
    x = 201,286.51

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1.5x scale

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.