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Finding the Fourth Proportional to 448,191.77, 618,504.65 and 244,242.62

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Solution

The fourth proportional to 448,191.77, 618,504.65 and 244,242.62 is: 337,054.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,191.77 : 618,504.65 = 244,242.62 : x
  2. Step 2: Convert to fraction form
    448,191.77/618,504.65 = 244,242.62/x
  3. Step 3: Cross multiply
    448,191.77x = 618,504.65 × 244,242.62
  4. Step 4: Simplify right side
    448,191.77x = 151,065,193,716.27
  5. Step 5: Solve for x
    x = 151,065,193,716.27/448,191.77
  6. Step 6: Final answer
    x = 337,054.81

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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.