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Finding the Fourth Proportional to 366,324.76, 549,481.72 and 100,084.80

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Solution

The fourth proportional to 366,324.76, 549,481.72 and 100,084.80 is: 150,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,324.76 : 549,481.72 = 100,084.80 : x
  2. Step 2: Convert to fraction form
    366,324.76/549,481.72 = 100,084.80/x
  3. Step 3: Cross multiply
    366,324.76x = 549,481.72 × 100,084.80
  4. Step 4: Simplify right side
    366,324.76x = 54,994,768,049.86
  5. Step 5: Solve for x
    x = 54,994,768,049.86/366,324.76
  6. Step 6: Final answer
    x = 150,125.72

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1.5x scale

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.