Finding the Fourth Proportional to 663,077.80, 994,616.70 and 242,517.70
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Solution
The fourth proportional to 663,077.80, 994,616.70 and 242,517.70 is: 363,776.55
Step by Step Solution
- Step 1: Write the proportion equation
663,077.80 : 994,616.70 = 242,517.70 : x - Step 2: Convert to fraction form
663,077.80/994,616.70 = 242,517.70/x - Step 3: Cross multiply
663,077.80x = 994,616.70 × 242,517.70 - Step 4: Simplify right side
663,077.80x = 241,212,154,465.59 - Step 5: Solve for x
x = 241,212,154,465.59/663,077.80 - Step 6: Final answer
x = 363,776.55
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Similar ratio
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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.