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Finding the Fourth Proportional to 335,365.27, 462,801.87 and 190,198.69

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Solution

The fourth proportional to 335,365.27, 462,801.87 and 190,198.69 is: 262,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,365.27 : 462,801.87 = 190,198.69 : x
  2. Step 2: Convert to fraction form
    335,365.27/462,801.87 = 190,198.69/x
  3. Step 3: Cross multiply
    335,365.27x = 462,801.87 × 190,198.69
  4. Step 4: Simplify right side
    335,365.27x = 88,024,309,403.55
  5. Step 5: Solve for x
    x = 88,024,309,403.55/335,365.27
  6. Step 6: Final answer
    x = 262,472.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.