Home / 408,032.28-563,067.48-226,742.58

Finding the Fourth Proportional to 408,032.28, 563,067.48 and 226,742.58

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Solution

The fourth proportional to 408,032.28, 563,067.48 and 226,742.58 is: 312,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,032.28 : 563,067.48 = 226,742.58 : x
  2. Step 2: Convert to fraction form
    408,032.28/563,067.48 = 226,742.58/x
  3. Step 3: Cross multiply
    408,032.28x = 563,067.48 × 226,742.58
  4. Step 4: Simplify right side
    408,032.28x = 127,671,373,129.30
  5. Step 5: Solve for x
    x = 127,671,373,129.30/408,032.28
  6. Step 6: Final answer
    x = 312,895.28

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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.