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Finding the Fourth Proportional to 348,244.62, 480,680.22 and 227,404.77

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Solution

The fourth proportional to 348,244.62, 480,680.22 and 227,404.77 is: 313,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,244.62 : 480,680.22 = 227,404.77 : x
  2. Step 2: Convert to fraction form
    348,244.62/480,680.22 = 227,404.77/x
  3. Step 3: Cross multiply
    348,244.62x = 480,680.22 × 227,404.77
  4. Step 4: Simplify right side
    348,244.62x = 109,308,974,872.65
  5. Step 5: Solve for x
    x = 109,308,974,872.65/348,244.62
  6. Step 6: Final answer
    x = 313,885.61

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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.