Home / 408,258.45-563,364.72-226,959.35

Finding the Fourth Proportional to 408,258.45, 563,364.72 and 226,959.35

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Solution

The fourth proportional to 408,258.45, 563,364.72 and 226,959.35 is: 313,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,258.45 : 563,364.72 = 226,959.35 : x
  2. Step 2: Convert to fraction form
    408,258.45/563,364.72 = 226,959.35/x
  3. Step 3: Cross multiply
    408,258.45x = 563,364.72 × 226,959.35
  4. Step 4: Simplify right side
    408,258.45x = 127,860,887,847.31
  5. Step 5: Solve for x
    x = 127,860,887,847.31/408,258.45
  6. Step 6: Final answer
    x = 313,186.14

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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.