Finding the Fourth Proportional to 465,668.19, 698,482.85 and 133,244.19
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Solution
The fourth proportional to 465,668.19, 698,482.85 and 133,244.19 is: 199,860.72
Step by Step Solution
- Step 1: Write the proportion equation
465,668.19 : 698,482.85 = 133,244.19 : x - Step 2: Convert to fraction form
465,668.19/698,482.85 = 133,244.19/x - Step 3: Cross multiply
465,668.19x = 698,482.85 × 133,244.19 - Step 4: Simplify right side
465,668.19x = 93,068,780,910.92 - Step 5: Solve for x
x = 93,068,780,910.92/465,668.19 - Step 6: Final answer
x = 199,860.72
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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.