Finding the Fourth Proportional to 696,081.80, 1,044,122.70 and 322,833.80
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Solution
The fourth proportional to 696,081.80, 1,044,122.70 and 322,833.80 is: 484,250.70
Step by Step Solution
- Step 1: Write the proportion equation
696,081.80 : 1,044,122.70 = 322,833.80 : x - Step 2: Convert to fraction form
696,081.80/1,044,122.70 = 322,833.80/x - Step 3: Cross multiply
696,081.80x = 1,044,122.70 × 322,833.80 - Step 4: Simplify right side
696,081.80x = 337,078,098,907.26 - Step 5: Solve for x
x = 337,078,098,907.26/696,081.80 - Step 6: Final answer
x = 484,250.70
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1.5x scale
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.