Finding the Fourth Proportional to 518,966.73, 777,818.97 and 367,207.54
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Solution
The fourth proportional to 518,966.73, 777,818.97 and 367,207.54 is: 550,364.73
Step by Step Solution
- Step 1: Write the proportion equation
518,966.73 : 777,818.97 = 367,207.54 : x - Step 2: Convert to fraction form
518,966.73/777,818.97 = 367,207.54/x - Step 3: Cross multiply
518,966.73x = 777,818.97 × 367,207.54 - Step 4: Simplify right side
518,966.73x = 285,620,988,139.14 - Step 5: Solve for x
x = 285,620,988,139.14/518,966.73 - Step 6: Final answer
x = 550,364.73
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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.