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Finding the Fourth Proportional to 339,006.82, 508,592.44 and 102,335.36

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Solution

The fourth proportional to 339,006.82, 508,592.44 and 102,335.36 is: 153,527.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,006.82 : 508,592.44 = 102,335.36 : x
  2. Step 2: Convert to fraction form
    339,006.82/508,592.44 = 102,335.36/x
  3. Step 3: Cross multiply
    339,006.82x = 508,592.44 × 102,335.36
  4. Step 4: Simplify right side
    339,006.82x = 52,046,990,440.68
  5. Step 5: Solve for x
    x = 52,046,990,440.68/339,006.82
  6. Step 6: Final answer
    x = 153,527.86

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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.