Finding the Fourth Proportional to 995,456.79, 1,492,239.12 and 634,614.95
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Solution
The fourth proportional to 995,456.79, 1,492,239.12 and 634,614.95 is: 951,319.29
Step by Step Solution
- Step 1: Write the proportion equation
995,456.79 : 1,492,239.12 = 634,614.95 : x - Step 2: Convert to fraction form
995,456.79/1,492,239.12 = 634,614.95/x - Step 3: Cross multiply
995,456.79x = 1,492,239.12 × 634,614.95 - Step 4: Simplify right side
995,456.79x = 946,997,247,065.65 - Step 5: Solve for x
x = 946,997,247,065.65/995,456.79 - Step 6: Final answer
x = 951,319.29
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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.