Home / 722,218.80-1,082,664.78-248,791.62

Finding the Fourth Proportional to 722,218.80, 1,082,664.78 and 248,791.62

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Solution

The fourth proportional to 722,218.80, 1,082,664.78 and 248,791.62 is: 372,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,218.80 : 1,082,664.78 = 248,791.62 : x
  2. Step 2: Convert to fraction form
    722,218.80/1,082,664.78 = 248,791.62/x
  3. Step 3: Cross multiply
    722,218.80x = 1,082,664.78 × 248,791.62
  4. Step 4: Simplify right side
    722,218.80x = 269,357,924,533.14
  5. Step 5: Solve for x
    x = 269,357,924,533.14/722,218.80
  6. Step 6: Final answer
    x = 372,958.89

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1.5x scale

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.