Home / 302,109.54-452,178.63-222,126.30

Finding the Fourth Proportional to 302,109.54, 452,178.63 and 222,126.30

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Solution

The fourth proportional to 302,109.54, 452,178.63 and 222,126.30 is: 332,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,109.54 : 452,178.63 = 222,126.30 : x
  2. Step 2: Convert to fraction form
    302,109.54/452,178.63 = 222,126.30/x
  3. Step 3: Cross multiply
    302,109.54x = 452,178.63 × 222,126.30
  4. Step 4: Simplify right side
    302,109.54x = 100,440,766,020.97
  5. Step 5: Solve for x
    x = 100,440,766,020.97/302,109.54
  6. Step 6: Final answer
    x = 332,464.73

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1.5x scale

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.