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Finding the Fourth Proportional to 366,571.95, 549,723.06 and 126,624.80

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Solution

The fourth proportional to 366,571.95, 549,723.06 and 126,624.80 is: 189,890.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,571.95 : 549,723.06 = 126,624.80 : x
  2. Step 2: Convert to fraction form
    366,571.95/549,723.06 = 126,624.80/x
  3. Step 3: Cross multiply
    366,571.95x = 549,723.06 × 126,624.80
  4. Step 4: Simplify right side
    366,571.95x = 69,608,570,254.12
  5. Step 5: Solve for x
    x = 69,608,570,254.12/366,571.95
  6. Step 6: Final answer
    x = 189,890.61

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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.