Finding the Fourth Proportional to 331,810.68, 497,717.80 and 82,492.68
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Solution
The fourth proportional to 331,810.68, 497,717.80 and 82,492.68 is: 123,739.46
Step by Step Solution
- Step 1: Write the proportion equation
331,810.68 : 497,717.80 = 82,492.68 : x - Step 2: Convert to fraction form
331,810.68/497,717.80 = 82,492.68/x - Step 3: Cross multiply
331,810.68x = 497,717.80 × 82,492.68 - Step 4: Simplify right side
331,810.68x = 41,058,074,793.24 - Step 5: Solve for x
x = 41,058,074,793.24/331,810.68 - Step 6: Final answer
x = 123,739.46
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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.