Finding the Fourth Proportional to 299,906.68, 449,637.81 and 181,550.02
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Solution
The fourth proportional to 299,906.68, 449,637.81 and 181,550.02 is: 272,190.51
Step by Step Solution
- Step 1: Write the proportion equation
299,906.68 : 449,637.81 = 181,550.02 : x - Step 2: Convert to fraction form
299,906.68/449,637.81 = 181,550.02/x - Step 3: Cross multiply
299,906.68x = 449,637.81 × 181,550.02 - Step 4: Simplify right side
299,906.68x = 81,631,753,398.26 - Step 5: Solve for x
x = 81,631,753,398.26/299,906.68 - Step 6: Final answer
x = 272,190.51
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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.