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Finding the Fourth Proportional to 301,093.17, 415,507.93 and 173,768.77

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Solution

The fourth proportional to 301,093.17, 415,507.93 and 173,768.77 is: 239,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,093.17 : 415,507.93 = 173,768.77 : x
  2. Step 2: Convert to fraction form
    301,093.17/415,507.93 = 173,768.77/x
  3. Step 3: Cross multiply
    301,093.17x = 415,507.93 × 173,768.77
  4. Step 4: Simplify right side
    301,093.17x = 72,202,301,921.35
  5. Step 5: Solve for x
    x = 72,202,301,921.35/301,093.17
  6. Step 6: Final answer
    x = 239,800.53

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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.