Home / 1,098,309.38-1,647,493.43-350,355.38

Finding the Fourth Proportional to 1,098,309.38, 1,647,493.43 and 350,355.38

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Solution

The fourth proportional to 1,098,309.38, 1,647,493.43 and 350,355.38 is: 525,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,309.38 : 1,647,493.43 = 350,355.38 : x
  2. Step 2: Convert to fraction form
    1,098,309.38/1,647,493.43 = 350,355.38/x
  3. Step 3: Cross multiply
    1,098,309.38x = 1,647,493.43 × 350,355.38
  4. Step 4: Simplify right side
    1,098,309.38x = 577,208,176,725.91
  5. Step 5: Solve for x
    x = 577,208,176,725.91/1,098,309.38
  6. Step 6: Final answer
    x = 525,542.43

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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.