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Finding the Fourth Proportional to 538,267.33, 806,846.91 and 238,888.90

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Solution

The fourth proportional to 538,267.33, 806,846.91 and 238,888.90 is: 358,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,267.33 : 806,846.91 = 238,888.90 : x
  2. Step 2: Convert to fraction form
    538,267.33/806,846.91 = 238,888.90/x
  3. Step 3: Cross multiply
    538,267.33x = 806,846.91 × 238,888.90
  4. Step 4: Simplify right side
    538,267.33x = 192,746,770,798.30
  5. Step 5: Solve for x
    x = 192,746,770,798.30/538,267.33
  6. Step 6: Final answer
    x = 358,087.44

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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.