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Finding the Fourth Proportional to 335,404.69, 503,156.90 and 110,788.85

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Solution

The fourth proportional to 335,404.69, 503,156.90 and 110,788.85 is: 166,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,404.69 : 503,156.90 = 110,788.85 : x
  2. Step 2: Convert to fraction form
    335,404.69/503,156.90 = 110,788.85/x
  3. Step 3: Cross multiply
    335,404.69x = 503,156.90 × 110,788.85
  4. Step 4: Simplify right side
    335,404.69x = 55,744,174,320.57
  5. Step 5: Solve for x
    x = 55,744,174,320.57/335,404.69
  6. Step 6: Final answer
    x = 166,199.75

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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.