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Finding the Fourth Proportional to 376,670.69, 519,809.37 and 204,590.32

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Solution

The fourth proportional to 376,670.69, 519,809.37 and 204,590.32 is: 282,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,670.69 : 519,809.37 = 204,590.32 : x
  2. Step 2: Convert to fraction form
    376,670.69/519,809.37 = 204,590.32/x
  3. Step 3: Cross multiply
    376,670.69x = 519,809.37 × 204,590.32
  4. Step 4: Simplify right side
    376,670.69x = 106,347,965,347.30
  5. Step 5: Solve for x
    x = 106,347,965,347.30/376,670.69
  6. Step 6: Final answer
    x = 282,336.72

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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.