Home / 741,014.73-1,022,586.97-418,717.89

Finding the Fourth Proportional to 741,014.73, 1,022,586.97 and 418,717.89

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Solution

The fourth proportional to 741,014.73, 1,022,586.97 and 418,717.89 is: 577,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,014.73 : 1,022,586.97 = 418,717.89 : x
  2. Step 2: Convert to fraction form
    741,014.73/1,022,586.97 = 418,717.89/x
  3. Step 3: Cross multiply
    741,014.73x = 1,022,586.97 × 418,717.89
  4. Step 4: Simplify right side
    741,014.73x = 428,175,458,419.89
  5. Step 5: Solve for x
    x = 428,175,458,419.89/741,014.73
  6. Step 6: Final answer
    x = 577,823.14

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1.5x scale

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.