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Finding the Fourth Proportional to 338,753.02, 467,345.82 and 195,485.38

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Solution

The fourth proportional to 338,753.02, 467,345.82 and 195,485.38 is: 269,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,753.02 : 467,345.82 = 195,485.38 : x
  2. Step 2: Convert to fraction form
    338,753.02/467,345.82 = 195,485.38/x
  3. Step 3: Cross multiply
    338,753.02x = 467,345.82 × 195,485.38
  4. Step 4: Simplify right side
    338,753.02x = 91,359,275,214.11
  5. Step 5: Solve for x
    x = 91,359,275,214.11/338,753.02
  6. Step 6: Final answer
    x = 269,692.87

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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.