Finding the Fourth Proportional to 371,964.96, 558,274.68 and 203,640.48
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Solution
The fourth proportional to 371,964.96, 558,274.68 and 203,640.48 is: 305,639.87
Step by Step Solution
- Step 1: Write the proportion equation
371,964.96 : 558,274.68 = 203,640.48 : x - Step 2: Convert to fraction form
371,964.96/558,274.68 = 203,640.48/x - Step 3: Cross multiply
371,964.96x = 558,274.68 × 203,640.48 - Step 4: Simplify right side
371,964.96x = 113,687,323,807.05 - Step 5: Solve for x
x = 113,687,323,807.05/371,964.96 - Step 6: Final answer
x = 305,639.87
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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.