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Finding the Fourth Proportional to 350,467.44, 525,744.90 and 137,207.82

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Solution

The fourth proportional to 350,467.44, 525,744.90 and 137,207.82 is: 205,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,467.44 : 525,744.90 = 137,207.82 : x
  2. Step 2: Convert to fraction form
    350,467.44/525,744.90 = 137,207.82/x
  3. Step 3: Cross multiply
    350,467.44x = 525,744.90 × 137,207.82
  4. Step 4: Simplify right side
    350,467.44x = 72,136,311,605.12
  5. Step 5: Solve for x
    x = 72,136,311,605.12/350,467.44
  6. Step 6: Final answer
    x = 205,828.85

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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.