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Finding the Fourth Proportional to 344,713, 517,069.66 and 108,074.14

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Solution

The fourth proportional to 344,713, 517,069.66 and 108,074.14 is: 162,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,713 : 517,069.66 = 108,074.14 : x
  2. Step 2: Convert to fraction form
    344,713/517,069.66 = 108,074.14/x
  3. Step 3: Cross multiply
    344,713x = 517,069.66 × 108,074.14
  4. Step 4: Simplify right side
    344,713x = 55,881,858,824.59
  5. Step 5: Solve for x
    x = 55,881,858,824.59/344,713
  6. Step 6: Final answer
    x = 162,111.26

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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.