Finding the Fourth Proportional to 777,277.44, 1,165,946.88 and 216,360.96
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Solution
The fourth proportional to 777,277.44, 1,165,946.88 and 216,360.96 is: 324,549.99
Step by Step Solution
- Step 1: Write the proportion equation
777,277.44 : 1,165,946.88 = 216,360.96 : x - Step 2: Convert to fraction form
777,277.44/1,165,946.88 = 216,360.96/x - Step 3: Cross multiply
777,277.44x = 1,165,946.88 × 216,360.96 - Step 4: Simplify right side
777,277.44x = 252,265,386,265.81 - Step 5: Solve for x
x = 252,265,386,265.81/777,277.44 - Step 6: Final answer
x = 324,549.99
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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.