Finding the Fourth Proportional to 777,191.97, 1,165,945.13 and 327,913.81
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Solution
The fourth proportional to 777,191.97, 1,165,945.13 and 327,913.81 is: 491,937.03
Step by Step Solution
- Step 1: Write the proportion equation
777,191.97 : 1,165,945.13 = 327,913.81 : x - Step 2: Convert to fraction form
777,191.97/1,165,945.13 = 327,913.81/x - Step 3: Cross multiply
777,191.97x = 1,165,945.13 × 327,913.81 - Step 4: Simplify right side
777,191.97x = 382,329,509,829.25 - Step 5: Solve for x
x = 382,329,509,829.25/777,191.97 - Step 6: Final answer
x = 491,937.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.