Finding the Fourth Proportional to 887,660.40, 1,331,546.65 and 375,229.99
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Solution
The fourth proportional to 887,660.40, 1,331,546.65 and 375,229.99 is: 562,868.67
Step by Step Solution
- Step 1: Write the proportion equation
887,660.40 : 1,331,546.65 = 375,229.99 : x - Step 2: Convert to fraction form
887,660.40/1,331,546.65 = 375,229.99/x - Step 3: Cross multiply
887,660.40x = 1,331,546.65 × 375,229.99 - Step 4: Simplify right side
887,660.40x = 499,636,229,400.44 - Step 5: Solve for x
x = 499,636,229,400.44/887,660.40 - Step 6: Final answer
x = 562,868.67
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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.