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Finding the Fourth Proportional to 479,350.59, 661,517.66 and 264,504.49

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Solution

The fourth proportional to 479,350.59, 661,517.66 and 264,504.49 is: 365,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,350.59 : 661,517.66 = 264,504.49 : x
  2. Step 2: Convert to fraction form
    479,350.59/661,517.66 = 264,504.49/x
  3. Step 3: Cross multiply
    479,350.59x = 661,517.66 × 264,504.49
  4. Step 4: Simplify right side
    479,350.59x = 174,974,391,284.29
  5. Step 5: Solve for x
    x = 174,974,391,284.29/479,350.59
  6. Step 6: Final answer
    x = 365,023.84

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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.