Home / 302,346.48-417,255.38-173,306.43

Finding the Fourth Proportional to 302,346.48, 417,255.38 and 173,306.43

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Solution

The fourth proportional to 302,346.48, 417,255.38 and 173,306.43 is: 239,172.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,346.48 : 417,255.38 = 173,306.43 : x
  2. Step 2: Convert to fraction form
    302,346.48/417,255.38 = 173,306.43/x
  3. Step 3: Cross multiply
    302,346.48x = 417,255.38 × 173,306.43
  4. Step 4: Simplify right side
    302,346.48x = 72,313,039,439.56
  5. Step 5: Solve for x
    x = 72,313,039,439.56/302,346.48
  6. Step 6: Final answer
    x = 239,172.75

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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.