Home / 366,346.20-549,519.30-271,867.80

Finding the Fourth Proportional to 366,346.20, 549,519.30 and 271,867.80

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Solution

The fourth proportional to 366,346.20, 549,519.30 and 271,867.80 is: 407,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,346.20 : 549,519.30 = 271,867.80 : x
  2. Step 2: Convert to fraction form
    366,346.20/549,519.30 = 271,867.80/x
  3. Step 3: Cross multiply
    366,346.20x = 549,519.30 × 271,867.80
  4. Step 4: Simplify right side
    366,346.20x = 149,396,603,148.54
  5. Step 5: Solve for x
    x = 149,396,603,148.54/366,346.20
  6. Step 6: Final answer
    x = 407,801.70

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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.