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Finding the Fourth Proportional to 376,588.34, 519,689.90 and 204,504.80

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Solution

The fourth proportional to 376,588.34, 519,689.90 and 204,504.80 is: 282,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,588.34 : 519,689.90 = 204,504.80 : x
  2. Step 2: Convert to fraction form
    376,588.34/519,689.90 = 204,504.80/x
  3. Step 3: Cross multiply
    376,588.34x = 519,689.90 × 204,504.80
  4. Step 4: Simplify right side
    376,588.34x = 106,279,079,061.52
  5. Step 5: Solve for x
    x = 106,279,079,061.52/376,588.34
  6. Step 6: Final answer
    x = 282,215.53

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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.