Home / 308,115.90-462,173.85-224,135.10

Finding the Fourth Proportional to 308,115.90, 462,173.85 and 224,135.10

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Solution

The fourth proportional to 308,115.90, 462,173.85 and 224,135.10 is: 336,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,115.90 : 462,173.85 = 224,135.10 : x
  2. Step 2: Convert to fraction form
    308,115.90/462,173.85 = 224,135.10/x
  3. Step 3: Cross multiply
    308,115.90x = 462,173.85 × 224,135.10
  4. Step 4: Simplify right side
    308,115.90x = 103,589,382,087.14
  5. Step 5: Solve for x
    x = 103,589,382,087.14/308,115.90
  6. Step 6: Final answer
    x = 336,202.65

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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.