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Finding the Fourth Proportional to 676,270.50, 933,246.60 and 366,171.60

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Solution

The fourth proportional to 676,270.50, 933,246.60 and 366,171.60 is: 505,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,270.50 : 933,246.60 = 366,171.60 : x
  2. Step 2: Convert to fraction form
    676,270.50/933,246.60 = 366,171.60/x
  3. Step 3: Cross multiply
    676,270.50x = 933,246.60 × 366,171.60
  4. Step 4: Simplify right side
    676,270.50x = 341,728,400,716.56
  5. Step 5: Solve for x
    x = 341,728,400,716.56/676,270.50
  6. Step 6: Final answer
    x = 505,313.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.