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Finding the Fourth Proportional to 275,662.62, 413,106.08 and 219,252.37

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Solution

The fourth proportional to 275,662.62, 413,106.08 and 219,252.37 is: 328,570.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,662.62 : 413,106.08 = 219,252.37 : x
  2. Step 2: Convert to fraction form
    275,662.62/413,106.08 = 219,252.37/x
  3. Step 3: Cross multiply
    275,662.62x = 413,106.08 × 219,252.37
  4. Step 4: Simplify right side
    275,662.62x = 90,574,485,746.96
  5. Step 5: Solve for x
    x = 90,574,485,746.96/275,662.62
  6. Step 6: Final answer
    x = 328,570.07

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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.