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Finding the Fourth Proportional to 376,445.80, 519,504.33 and 204,370.84

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Solution

The fourth proportional to 376,445.80, 519,504.33 and 204,370.84 is: 282,036.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,445.80 : 519,504.33 = 204,370.84 : x
  2. Step 2: Convert to fraction form
    376,445.80/519,504.33 = 204,370.84/x
  3. Step 3: Cross multiply
    376,445.80x = 519,504.33 × 204,370.84
  4. Step 4: Simplify right side
    376,445.80x = 106,171,536,305.74
  5. Step 5: Solve for x
    x = 106,171,536,305.74/376,445.80
  6. Step 6: Final answer
    x = 282,036.71

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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.