Home / 834,514.11-1,151,629.78-452,540.79

Finding the Fourth Proportional to 834,514.11, 1,151,629.78 and 452,540.79

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Solution

The fourth proportional to 834,514.11, 1,151,629.78 and 452,540.79 is: 624,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,514.11 : 1,151,629.78 = 452,540.79 : x
  2. Step 2: Convert to fraction form
    834,514.11/1,151,629.78 = 452,540.79/x
  3. Step 3: Cross multiply
    834,514.11x = 1,151,629.78 × 452,540.79
  4. Step 4: Simplify right side
    834,514.11x = 521,159,454,439.15
  5. Step 5: Solve for x
    x = 521,159,454,439.15/834,514.11
  6. Step 6: Final answer
    x = 624,506.46

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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.