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Finding the Fourth Proportional to 373,081.72, 559,787.46 and 195,546.28

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Solution

The fourth proportional to 373,081.72, 559,787.46 and 195,546.28 is: 293,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,081.72 : 559,787.46 = 195,546.28 : x
  2. Step 2: Convert to fraction form
    373,081.72/559,787.46 = 195,546.28/x
  3. Step 3: Cross multiply
    373,081.72x = 559,787.46 × 195,546.28
  4. Step 4: Simplify right side
    373,081.72x = 109,464,355,393.65
  5. Step 5: Solve for x
    x = 109,464,355,393.65/373,081.72
  6. Step 6: Final answer
    x = 293,405.84

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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.