Home / 408,003.08-562,883.07-235,889.52

Finding the Fourth Proportional to 408,003.08, 562,883.07 and 235,889.52

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Solution

The fourth proportional to 408,003.08, 562,883.07 and 235,889.52 is: 325,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,003.08 : 562,883.07 = 235,889.52 : x
  2. Step 2: Convert to fraction form
    408,003.08/562,883.07 = 235,889.52/x
  3. Step 3: Cross multiply
    408,003.08x = 562,883.07 × 235,889.52
  4. Step 4: Simplify right side
    408,003.08x = 132,778,215,972.20
  5. Step 5: Solve for x
    x = 132,778,215,972.20/408,003.08
  6. Step 6: Final answer
    x = 325,434.35

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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.