Finding the Fourth Proportional to 348,193.51, 522,290.42 and 229,837.17
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Solution
The fourth proportional to 348,193.51, 522,290.42 and 229,837.17 is: 344,755.86
Step by Step Solution
- Step 1: Write the proportion equation
348,193.51 : 522,290.42 = 229,837.17 : x - Step 2: Convert to fraction form
348,193.51/522,290.42 = 229,837.17/x - Step 3: Cross multiply
348,193.51x = 522,290.42 × 229,837.17 - Step 4: Simplify right side
348,193.51x = 120,041,753,722.20 - Step 5: Solve for x
x = 120,041,753,722.20/348,193.51 - Step 6: Final answer
x = 344,755.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.