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Finding the Fourth Proportional to 366,571.69, 549,512.76 and 197,839.16

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Solution

The fourth proportional to 366,571.69, 549,512.76 and 197,839.16 is: 296,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,571.69 : 549,512.76 = 197,839.16 : x
  2. Step 2: Convert to fraction form
    366,571.69/549,512.76 = 197,839.16/x
  3. Step 3: Cross multiply
    366,571.69x = 549,512.76 × 197,839.16
  4. Step 4: Simplify right side
    366,571.69x = 108,715,142,847.68
  5. Step 5: Solve for x
    x = 108,715,142,847.68/366,571.69
  6. Step 6: Final answer
    x = 296,572.66

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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.