Home / 746,546.06-1,119,489.66-213,946.22

Finding the Fourth Proportional to 746,546.06, 1,119,489.66 and 213,946.22

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Solution

The fourth proportional to 746,546.06, 1,119,489.66 and 213,946.22 is: 320,824.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,546.06 : 1,119,489.66 = 213,946.22 : x
  2. Step 2: Convert to fraction form
    746,546.06/1,119,489.66 = 213,946.22/x
  3. Step 3: Cross multiply
    746,546.06x = 1,119,489.66 × 213,946.22
  4. Step 4: Simplify right side
    746,546.06x = 239,510,581,086.09
  5. Step 5: Solve for x
    x = 239,510,581,086.09/746,546.06
  6. Step 6: Final answer
    x = 320,824.92

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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.