Home / 308,092.20-461,360.70-202,338.60

Finding the Fourth Proportional to 308,092.20, 461,360.70 and 202,338.60

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Solution

The fourth proportional to 308,092.20, 461,360.70 and 202,338.60 is: 302,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,092.20 : 461,360.70 = 202,338.60 : x
  2. Step 2: Convert to fraction form
    308,092.20/461,360.70 = 202,338.60/x
  3. Step 3: Cross multiply
    308,092.20x = 461,360.70 × 202,338.60
  4. Step 4: Simplify right side
    308,092.20x = 93,351,078,133.02
  5. Step 5: Solve for x
    x = 93,351,078,133.02/308,092.20
  6. Step 6: Final answer
    x = 302,997.21

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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.