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Finding the Fourth Proportional to 348,329.70, 480,797.14 and 227,489.24

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Solution

The fourth proportional to 348,329.70, 480,797.14 and 227,489.24 is: 314,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,329.70 : 480,797.14 = 227,489.24 : x
  2. Step 2: Convert to fraction form
    348,329.70/480,797.14 = 227,489.24/x
  3. Step 3: Cross multiply
    348,329.70x = 480,797.14 × 227,489.24
  4. Step 4: Simplify right side
    348,329.70x = 109,376,175,972.77
  5. Step 5: Solve for x
    x = 109,376,175,972.77/348,329.70
  6. Step 6: Final answer
    x = 314,001.87

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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.