Finding the Fourth Proportional to 995,376.08, 1,492,624.92 and 285,242.96
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Solution
The fourth proportional to 995,376.08, 1,492,624.92 and 285,242.96 is: 427,738.58
Step by Step Solution
- Step 1: Write the proportion equation
995,376.08 : 1,492,624.92 = 285,242.96 : x - Step 2: Convert to fraction form
995,376.08/1,492,624.92 = 285,242.96/x - Step 3: Cross multiply
995,376.08x = 1,492,624.92 × 285,242.96 - Step 4: Simplify right side
995,376.08x = 425,760,750,350.56 - Step 5: Solve for x
x = 425,760,750,350.56/995,376.08 - Step 6: Final answer
x = 427,738.58
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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.