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Finding the Fourth Proportional to 349,444.80, 482,082.06 and 222,052.08

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Solution

The fourth proportional to 349,444.80, 482,082.06 and 222,052.08 is: 306,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,444.80 : 482,082.06 = 222,052.08 : x
  2. Step 2: Convert to fraction form
    349,444.80/482,082.06 = 222,052.08/x
  3. Step 3: Cross multiply
    349,444.80x = 482,082.06 × 222,052.08
  4. Step 4: Simplify right side
    349,444.80x = 107,047,324,153.69
  5. Step 5: Solve for x
    x = 107,047,324,153.69/349,444.80
  6. Step 6: Final answer
    x = 306,335.43

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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.