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Finding the Fourth Proportional to 336,754.64, 504,863.75 and 194,438.49

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Solution

The fourth proportional to 336,754.64, 504,863.75 and 194,438.49 is: 291,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,754.64 : 504,863.75 = 194,438.49 : x
  2. Step 2: Convert to fraction form
    336,754.64/504,863.75 = 194,438.49/x
  3. Step 3: Cross multiply
    336,754.64x = 504,863.75 × 194,438.49
  4. Step 4: Simplify right side
    336,754.64x = 98,164,945,205.74
  5. Step 5: Solve for x
    x = 98,164,945,205.74/336,754.64
  6. Step 6: Final answer
    x = 291,502.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.