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Finding the Fourth Proportional to 337,039.80, 465,118.10 and 191,838.49

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Solution

The fourth proportional to 337,039.80, 465,118.10 and 191,838.49 is: 264,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,039.80 : 465,118.10 = 191,838.49 : x
  2. Step 2: Convert to fraction form
    337,039.80/465,118.10 = 191,838.49/x
  3. Step 3: Cross multiply
    337,039.80x = 465,118.10 × 191,838.49
  4. Step 4: Simplify right side
    337,039.80x = 89,227,553,975.67
  5. Step 5: Solve for x
    x = 89,227,553,975.67/337,039.80
  6. Step 6: Final answer
    x = 264,738.92

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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.