Home / 322,650.12-484,188.38-151,920.66

Finding the Fourth Proportional to 322,650.12, 484,188.38 and 151,920.66

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Solution

The fourth proportional to 322,650.12, 484,188.38 and 151,920.66 is: 227,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,650.12 : 484,188.38 = 151,920.66 : x
  2. Step 2: Convert to fraction form
    322,650.12/484,188.38 = 151,920.66/x
  3. Step 3: Cross multiply
    322,650.12x = 484,188.38 × 151,920.66
  4. Step 4: Simplify right side
    322,650.12x = 73,558,219,879.74
  5. Step 5: Solve for x
    x = 73,558,219,879.74/322,650.12
  6. Step 6: Final answer
    x = 227,981.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.