Home / 853,282.36-1,279,997.04-222,197.32

Finding the Fourth Proportional to 853,282.36, 1,279,997.04 and 222,197.32

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Solution

The fourth proportional to 853,282.36, 1,279,997.04 and 222,197.32 is: 333,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,282.36 : 1,279,997.04 = 222,197.32 : x
  2. Step 2: Convert to fraction form
    853,282.36/1,279,997.04 = 222,197.32/x
  3. Step 3: Cross multiply
    853,282.36x = 1,279,997.04 × 222,197.32
  4. Step 4: Simplify right side
    853,282.36x = 284,411,911,895.93
  5. Step 5: Solve for x
    x = 284,411,911,895.93/853,282.36
  6. Step 6: Final answer
    x = 333,315.12

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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.