Home / 349,537.32-482,209.70-222,144.56

Finding the Fourth Proportional to 349,537.32, 482,209.70 and 222,144.56

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Solution

The fourth proportional to 349,537.32, 482,209.70 and 222,144.56 is: 306,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,537.32 : 482,209.70 = 222,144.56 : x
  2. Step 2: Convert to fraction form
    349,537.32/482,209.70 = 222,144.56/x
  3. Step 3: Cross multiply
    349,537.32x = 482,209.70 × 222,144.56
  4. Step 4: Simplify right side
    349,537.32x = 107,120,261,634.23
  5. Step 5: Solve for x
    x = 107,120,261,634.23/349,537.32
  6. Step 6: Final answer
    x = 306,463.02

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1.5x scale

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.