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Finding the Fourth Proportional to 366,380.88, 549,650.40 and 113,656.44

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Solution

The fourth proportional to 366,380.88, 549,650.40 and 113,656.44 is: 170,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,380.88 : 549,650.40 = 113,656.44 : x
  2. Step 2: Convert to fraction form
    366,380.88/549,650.40 = 113,656.44/x
  3. Step 3: Cross multiply
    366,380.88x = 549,650.40 × 113,656.44
  4. Step 4: Simplify right side
    366,380.88x = 62,471,307,708.58
  5. Step 5: Solve for x
    x = 62,471,307,708.58/366,380.88
  6. Step 6: Final answer
    x = 170,509.19

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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.