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Finding the Fourth Proportional to 350,091.40, 525,266.70 and 337,131.40

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Solution

The fourth proportional to 350,091.40, 525,266.70 and 337,131.40 is: 505,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,091.40 : 525,266.70 = 337,131.40 : x
  2. Step 2: Convert to fraction form
    350,091.40/525,266.70 = 337,131.40/x
  3. Step 3: Cross multiply
    350,091.40x = 525,266.70 × 337,131.40
  4. Step 4: Simplify right side
    350,091.40x = 177,083,897,944.38
  5. Step 5: Solve for x
    x = 177,083,897,944.38/350,091.40
  6. Step 6: Final answer
    x = 505,821.90

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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.