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Finding the Fourth Proportional to 453,361.91, 625,626.89 and 246,623.43

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Solution

The fourth proportional to 453,361.91, 625,626.89 and 246,623.43 is: 340,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,361.91 : 625,626.89 = 246,623.43 : x
  2. Step 2: Convert to fraction form
    453,361.91/625,626.89 = 246,623.43/x
  3. Step 3: Cross multiply
    453,361.91x = 625,626.89 × 246,623.43
  4. Step 4: Simplify right side
    453,361.91x = 154,294,251,549.85
  5. Step 5: Solve for x
    x = 154,294,251,549.85/453,361.91
  6. Step 6: Final answer
    x = 340,333.51

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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.