Finding the Fourth Proportional to 948,091.48, 1,421,473.26 and 348,974.92
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Solution
The fourth proportional to 948,091.48, 1,421,473.26 and 348,974.92 is: 523,217.99
Step by Step Solution
- Step 1: Write the proportion equation
948,091.48 : 1,421,473.26 = 348,974.92 : x - Step 2: Convert to fraction form
948,091.48/1,421,473.26 = 348,974.92/x - Step 3: Cross multiply
948,091.48x = 1,421,473.26 × 348,974.92 - Step 4: Simplify right side
948,091.48x = 496,058,517,190.64 - Step 5: Solve for x
x = 496,058,517,190.64/948,091.48 - Step 6: Final answer
x = 523,217.99
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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.