Home / 922,188.26-1,383,403.35-361,149.86

Finding the Fourth Proportional to 922,188.26, 1,383,403.35 and 361,149.86

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Solution

The fourth proportional to 922,188.26, 1,383,403.35 and 361,149.86 is: 541,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,188.26 : 1,383,403.35 = 361,149.86 : x
  2. Step 2: Convert to fraction form
    922,188.26/1,383,403.35 = 361,149.86/x
  3. Step 3: Cross multiply
    922,188.26x = 1,383,403.35 × 361,149.86
  4. Step 4: Simplify right side
    922,188.26x = 499,615,926,176.03
  5. Step 5: Solve for x
    x = 499,615,926,176.03/922,188.26
  6. Step 6: Final answer
    x = 541,772.16

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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.