Home / 469,058.13-647,300.77-254,198.18

Finding the Fourth Proportional to 469,058.13, 647,300.77 and 254,198.18

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Solution

The fourth proportional to 469,058.13, 647,300.77 and 254,198.18 is: 350,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,058.13 : 647,300.77 = 254,198.18 : x
  2. Step 2: Convert to fraction form
    469,058.13/647,300.77 = 254,198.18/x
  3. Step 3: Cross multiply
    469,058.13x = 647,300.77 × 254,198.18
  4. Step 4: Simplify right side
    469,058.13x = 164,542,678,629.36
  5. Step 5: Solve for x
    x = 164,542,678,629.36/469,058.13
  6. Step 6: Final answer
    x = 350,793.79

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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.