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Finding the Fourth Proportional to 366,514.53, 549,804.60 and 100,276.44

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Solution

The fourth proportional to 366,514.53, 549,804.60 and 100,276.44 is: 150,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,514.53 : 549,804.60 = 100,276.44 : x
  2. Step 2: Convert to fraction form
    366,514.53/549,804.60 = 100,276.44/x
  3. Step 3: Cross multiply
    366,514.53x = 549,804.60 × 100,276.44
  4. Step 4: Simplify right side
    366,514.53x = 55,132,447,983.62
  5. Step 5: Solve for x
    x = 55,132,447,983.62/366,514.53
  6. Step 6: Final answer
    x = 150,423.64

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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.