Home / 400,007.48-552,149.22-230,309.24

Finding the Fourth Proportional to 400,007.48, 552,149.22 and 230,309.24

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Solution

The fourth proportional to 400,007.48, 552,149.22 and 230,309.24 is: 317,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,007.48 : 552,149.22 = 230,309.24 : x
  2. Step 2: Convert to fraction form
    400,007.48/552,149.22 = 230,309.24/x
  3. Step 3: Cross multiply
    400,007.48x = 552,149.22 × 230,309.24
  4. Step 4: Simplify right side
    400,007.48x = 127,165,067,224.79
  5. Step 5: Solve for x
    x = 127,165,067,224.79/400,007.48
  6. Step 6: Final answer
    x = 317,906.72

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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.