Finding the Fourth Proportional to 371,983.36, 558,133.01 and 203,306.62
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Solution
The fourth proportional to 371,983.36, 558,133.01 and 203,306.62 is: 305,046.27
Step by Step Solution
- Step 1: Write the proportion equation
371,983.36 : 558,133.01 = 203,306.62 : x - Step 2: Convert to fraction form
371,983.36/558,133.01 = 203,306.62/x - Step 3: Cross multiply
371,983.36x = 558,133.01 × 203,306.62 - Step 4: Simplify right side
371,983.36x = 113,472,135,773.53 - Step 5: Solve for x
x = 113,472,135,773.53/371,983.36 - Step 6: Final answer
x = 305,046.27
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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.