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Finding the Fourth Proportional to 350,499.27, 525,770.82 and 238,131.21

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Solution

The fourth proportional to 350,499.27, 525,770.82 and 238,131.21 is: 357,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,499.27 : 525,770.82 = 238,131.21 : x
  2. Step 2: Convert to fraction form
    350,499.27/525,770.82 = 238,131.21/x
  3. Step 3: Cross multiply
    350,499.27x = 525,770.82 × 238,131.21
  4. Step 4: Simplify right side
    350,499.27x = 125,202,441,549.29
  5. Step 5: Solve for x
    x = 125,202,441,549.29/350,499.27
  6. Step 6: Final answer
    x = 357,211.70

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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.