Home / 408,065.22-562,968.72-235,951.56

Finding the Fourth Proportional to 408,065.22, 562,968.72 and 235,951.56

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Solution

The fourth proportional to 408,065.22, 562,968.72 and 235,951.56 is: 325,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,065.22 : 562,968.72 = 235,951.56 : x
  2. Step 2: Convert to fraction form
    408,065.22/562,968.72 = 235,951.56/x
  3. Step 3: Cross multiply
    408,065.22x = 562,968.72 × 235,951.56
  4. Step 4: Simplify right side
    408,065.22x = 132,833,347,715.20
  5. Step 5: Solve for x
    x = 132,833,347,715.20/408,065.22
  6. Step 6: Final answer
    x = 325,519.90

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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.