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Finding the Fourth Proportional to 366,571.58, 549,722.50 and 126,624.42

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Solution

The fourth proportional to 366,571.58, 549,722.50 and 126,624.42 is: 189,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,571.58 : 549,722.50 = 126,624.42 : x
  2. Step 2: Convert to fraction form
    366,571.58/549,722.50 = 126,624.42/x
  3. Step 3: Cross multiply
    366,571.58x = 549,722.50 × 126,624.42
  4. Step 4: Simplify right side
    366,571.58x = 69,608,291,851.00
  5. Step 5: Solve for x
    x = 69,608,291,851.00/366,571.58
  6. Step 6: Final answer
    x = 189,890.04

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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.