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Finding the Fourth Proportional to 303,240.02, 454,491.03 and 214,519.10

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Solution

The fourth proportional to 303,240.02, 454,491.03 and 214,519.10 is: 321,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,240.02 : 454,491.03 = 214,519.10 : x
  2. Step 2: Convert to fraction form
    303,240.02/454,491.03 = 214,519.10/x
  3. Step 3: Cross multiply
    303,240.02x = 454,491.03 × 214,519.10
  4. Step 4: Simplify right side
    303,240.02x = 97,497,006,713.67
  5. Step 5: Solve for x
    x = 97,497,006,713.67/303,240.02
  6. Step 6: Final answer
    x = 321,517.61

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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.