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Finding the Fourth Proportional to 337,609, 465,419.55 and 230,041

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Solution

The fourth proportional to 337,609, 465,419.55 and 230,041 is: 317,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,609 : 465,419.55 = 230,041 : x
  2. Step 2: Convert to fraction form
    337,609/465,419.55 = 230,041/x
  3. Step 3: Cross multiply
    337,609x = 465,419.55 × 230,041
  4. Step 4: Simplify right side
    337,609x = 107,065,578,701.55
  5. Step 5: Solve for x
    x = 107,065,578,701.55/337,609
  6. Step 6: Final answer
    x = 317,128.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.