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Finding the Fourth Proportional to 366,339.15, 549,344.70 and 166,556.70

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Solution

The fourth proportional to 366,339.15, 549,344.70 and 166,556.70 is: 249,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,339.15 : 549,344.70 = 166,556.70 : x
  2. Step 2: Convert to fraction form
    366,339.15/549,344.70 = 166,556.70/x
  3. Step 3: Cross multiply
    366,339.15x = 549,344.70 × 166,556.70
  4. Step 4: Simplify right side
    366,339.15x = 91,497,040,394.49
  5. Step 5: Solve for x
    x = 91,497,040,394.49/366,339.15
  6. Step 6: Final answer
    x = 249,760.48

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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.