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Finding the Fourth Proportional to 376,277.69, 519,263.54 and 204,195.65

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Solution

The fourth proportional to 376,277.69, 519,263.54 and 204,195.65 is: 281,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,277.69 : 519,263.54 = 204,195.65 : x
  2. Step 2: Convert to fraction form
    376,277.69/519,263.54 = 204,195.65/x
  3. Step 3: Cross multiply
    376,277.69x = 519,263.54 × 204,195.65
  4. Step 4: Simplify right side
    376,277.69x = 106,031,354,773.44
  5. Step 5: Solve for x
    x = 106,031,354,773.44/376,277.69
  6. Step 6: Final answer
    x = 281,790.18

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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.