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Finding the Fourth Proportional to 302,369.58, 417,273.18 and 173,305.29

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Solution

The fourth proportional to 302,369.58, 417,273.18 and 173,305.29 is: 239,163.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,369.58 : 417,273.18 = 173,305.29 : x
  2. Step 2: Convert to fraction form
    302,369.58/417,273.18 = 173,305.29/x
  3. Step 3: Cross multiply
    302,369.58x = 417,273.18 × 173,305.29
  4. Step 4: Simplify right side
    302,369.58x = 72,315,649,469.12
  5. Step 5: Solve for x
    x = 72,315,649,469.12/302,369.58
  6. Step 6: Final answer
    x = 239,163.11

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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.