Home / 651,997.91-899,743.71-361,562.61

Finding the Fourth Proportional to 651,997.91, 899,743.71 and 361,562.61

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Solution

The fourth proportional to 651,997.91, 899,743.71 and 361,562.61 is: 498,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,997.91 : 899,743.71 = 361,562.61 : x
  2. Step 2: Convert to fraction form
    651,997.91/899,743.71 = 361,562.61/x
  3. Step 3: Cross multiply
    651,997.91x = 899,743.71 × 361,562.61
  4. Step 4: Simplify right side
    651,997.91x = 325,313,684,118.68
  5. Step 5: Solve for x
    x = 325,313,684,118.68/651,997.91
  6. Step 6: Final answer
    x = 498,948.97

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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.