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Finding the Fourth Proportional to 376,304.16, 519,299.73 and 206,549.22

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Solution

The fourth proportional to 376,304.16, 519,299.73 and 206,549.22 is: 285,037.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,304.16 : 519,299.73 = 206,549.22 : x
  2. Step 2: Convert to fraction form
    376,304.16/519,299.73 = 206,549.22/x
  3. Step 3: Cross multiply
    376,304.16x = 519,299.73 × 206,549.22
  4. Step 4: Simplify right side
    376,304.16x = 107,260,954,177.71
  5. Step 5: Solve for x
    x = 107,260,954,177.71/376,304.16
  6. Step 6: Final answer
    x = 285,037.92

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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.