Home / 344,954-517,433.34-131,664.40

Finding the Fourth Proportional to 344,954, 517,433.34 and 131,664.40

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Solution

The fourth proportional to 344,954, 517,433.34 and 131,664.40 is: 197,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,954 : 517,433.34 = 131,664.40 : x
  2. Step 2: Convert to fraction form
    344,954/517,433.34 = 131,664.40/x
  3. Step 3: Cross multiply
    344,954x = 517,433.34 × 131,664.40
  4. Step 4: Simplify right side
    344,954x = 68,127,550,251.10
  5. Step 5: Solve for x
    x = 68,127,550,251.10/344,954
  6. Step 6: Final answer
    x = 197,497.49

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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.