Home / 500,067.10-749,444.55-200,302.30

Finding the Fourth Proportional to 500,067.10, 749,444.55 and 200,302.30

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Solution

The fourth proportional to 500,067.10, 749,444.55 and 200,302.30 is: 300,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,067.10 : 749,444.55 = 200,302.30 : x
  2. Step 2: Convert to fraction form
    500,067.10/749,444.55 = 200,302.30/x
  3. Step 3: Cross multiply
    500,067.10x = 749,444.55 × 200,302.30
  4. Step 4: Simplify right side
    500,067.10x = 150,115,467,087.47
  5. Step 5: Solve for x
    x = 150,115,467,087.47/500,067.10
  6. Step 6: Final answer
    x = 300,190.65

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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.