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Finding the Fourth Proportional to 366,912.40, 549,850.20 and 226,253.20

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Solution

The fourth proportional to 366,912.40, 549,850.20 and 226,253.20 is: 339,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912.40 : 549,850.20 = 226,253.20 : x
  2. Step 2: Convert to fraction form
    366,912.40/549,850.20 = 226,253.20/x
  3. Step 3: Cross multiply
    366,912.40x = 549,850.20 × 226,253.20
  4. Step 4: Simplify right side
    366,912.40x = 124,405,367,270.64
  5. Step 5: Solve for x
    x = 124,405,367,270.64/366,912.40
  6. Step 6: Final answer
    x = 339,060.13

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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.