Home / 415,847.22-623,532.06-162,831.47

Finding the Fourth Proportional to 415,847.22, 623,532.06 and 162,831.47

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Solution

The fourth proportional to 415,847.22, 623,532.06 and 162,831.47 is: 244,153.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,847.22 : 623,532.06 = 162,831.47 : x
  2. Step 2: Convert to fraction form
    415,847.22/623,532.06 = 162,831.47/x
  3. Step 3: Cross multiply
    415,847.22x = 623,532.06 × 162,831.47
  4. Step 4: Simplify right side
    415,847.22x = 101,530,638,804.27
  5. Step 5: Solve for x
    x = 101,530,638,804.27/415,847.22
  6. Step 6: Final answer
    x = 244,153.71

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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.