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Finding the Fourth Proportional to 494,232.84, 741,353.21 and 323,598.39

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Solution

The fourth proportional to 494,232.84, 741,353.21 and 323,598.39 is: 485,400.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,232.84 : 741,353.21 = 323,598.39 : x
  2. Step 2: Convert to fraction form
    494,232.84/741,353.21 = 323,598.39/x
  3. Step 3: Cross multiply
    494,232.84x = 741,353.21 × 323,598.39
  4. Step 4: Simplify right side
    494,232.84x = 239,900,706,162.87
  5. Step 5: Solve for x
    x = 239,900,706,162.87/494,232.84
  6. Step 6: Final answer
    x = 485,400.17

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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.