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Finding the Fourth Proportional to 375,165.27, 562,806.77 and 122,387.42

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Solution

The fourth proportional to 375,165.27, 562,806.77 and 122,387.42 is: 183,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,165.27 : 562,806.77 = 122,387.42 : x
  2. Step 2: Convert to fraction form
    375,165.27/562,806.77 = 122,387.42/x
  3. Step 3: Cross multiply
    375,165.27x = 562,806.77 × 122,387.42
  4. Step 4: Simplify right side
    375,165.27x = 68,880,469,333.91
  5. Step 5: Solve for x
    x = 68,880,469,333.91/375,165.27
  6. Step 6: Final answer
    x = 183,600.34

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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.