Finding the Fourth Proportional to 914,656.72, 1,372,056.18 and 274,910.62
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Solution
The fourth proportional to 914,656.72, 1,372,056.18 and 274,910.62 is: 412,387.30
Step by Step Solution
- Step 1: Write the proportion equation
914,656.72 : 1,372,056.18 = 274,910.62 : x - Step 2: Convert to fraction form
914,656.72/1,372,056.18 = 274,910.62/x - Step 3: Cross multiply
914,656.72x = 1,372,056.18 × 274,910.62 - Step 4: Simplify right side
914,656.72x = 377,192,815,118.63 - Step 5: Solve for x
x = 377,192,815,118.63/914,656.72 - Step 6: Final answer
x = 412,387.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.