Home / 302,832.20-417,948.66-173,821.64

Finding the Fourth Proportional to 302,832.20, 417,948.66 and 173,821.64

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Solution

The fourth proportional to 302,832.20, 417,948.66 and 173,821.64 is: 239,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,832.20 : 417,948.66 = 173,821.64 : x
  2. Step 2: Convert to fraction form
    302,832.20/417,948.66 = 173,821.64/x
  3. Step 3: Cross multiply
    302,832.20x = 417,948.66 × 173,821.64
  4. Step 4: Simplify right side
    302,832.20x = 72,648,521,517.00
  5. Step 5: Solve for x
    x = 72,648,521,517.00/302,832.20
  6. Step 6: Final answer
    x = 239,896.95

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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.