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Finding the Fourth Proportional to 376,473.48, 519,534.23 and 204,391.68

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Solution

The fourth proportional to 376,473.48, 519,534.23 and 204,391.68 is: 282,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,473.48 : 519,534.23 = 204,391.68 : x
  2. Step 2: Convert to fraction form
    376,473.48/519,534.23 = 204,391.68/x
  3. Step 3: Cross multiply
    376,473.48x = 519,534.23 × 204,391.68
  4. Step 4: Simplify right side
    376,473.48x = 106,188,474,087.21
  5. Step 5: Solve for x
    x = 106,188,474,087.21/376,473.48
  6. Step 6: Final answer
    x = 282,060.97

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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.