Finding the Fourth Proportional to 851,473.08, 1,277,214.66 and 252,439.47
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Solution
The fourth proportional to 851,473.08, 1,277,214.66 and 252,439.47 is: 378,660.70
Step by Step Solution
- Step 1: Write the proportion equation
851,473.08 : 1,277,214.66 = 252,439.47 : x - Step 2: Convert to fraction form
851,473.08/1,277,214.66 = 252,439.47/x - Step 3: Cross multiply
851,473.08x = 1,277,214.66 × 252,439.47 - Step 4: Simplify right side
851,473.08x = 322,419,391,846.63 - Step 5: Solve for x
x = 322,419,391,846.63/851,473.08 - Step 6: Final answer
x = 378,660.70
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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.