Finding the Fourth Proportional to 852,117.84, 1,278,351.60 and 346,677.48
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Solution
The fourth proportional to 852,117.84, 1,278,351.60 and 346,677.48 is: 520,087.35
Step by Step Solution
- Step 1: Write the proportion equation
852,117.84 : 1,278,351.60 = 346,677.48 : x - Step 2: Convert to fraction form
852,117.84/1,278,351.60 = 346,677.48/x - Step 3: Cross multiply
852,117.84x = 1,278,351.60 × 346,677.48 - Step 4: Simplify right side
852,117.84x = 443,175,711,241.97 - Step 5: Solve for x
x = 443,175,711,241.97/852,117.84 - Step 6: Final answer
x = 520,087.35
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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.