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Finding the Fourth Proportional to 367,600.60, 515,690.60 and 367,600.60

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Solution

The fourth proportional to 367,600.60, 515,690.60 and 367,600.60 is: 515,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,600.60 : 515,690.60 = 367,600.60 : x
  2. Step 2: Convert to fraction form
    367,600.60/515,690.60 = 367,600.60/x
  3. Step 3: Cross multiply
    367,600.60x = 515,690.60 × 367,600.60
  4. Step 4: Simplify right side
    367,600.60x = 189,568,173,974.36
  5. Step 5: Solve for x
    x = 189,568,173,974.36/367,600.60
  6. Step 6: Final answer
    x = 515,690.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.