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Finding the Fourth Proportional to 442,737.64, 610,953.06 and 251,797.48

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Solution

The fourth proportional to 442,737.64, 610,953.06 and 251,797.48 is: 347,466.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,737.64 : 610,953.06 = 251,797.48 : x
  2. Step 2: Convert to fraction form
    442,737.64/610,953.06 = 251,797.48/x
  3. Step 3: Cross multiply
    442,737.64x = 610,953.06 × 251,797.48
  4. Step 4: Simplify right side
    442,737.64x = 153,836,440,906.29
  5. Step 5: Solve for x
    x = 153,836,440,906.29/442,737.64
  6. Step 6: Final answer
    x = 347,466.37

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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.