Finding the Fourth Proportional to 299,875.97, 449,892.81 and 107,769.80
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Solution
The fourth proportional to 299,875.97, 449,892.81 and 107,769.80 is: 161,683.03
Step by Step Solution
- Step 1: Write the proportion equation
299,875.97 : 449,892.81 = 107,769.80 : x - Step 2: Convert to fraction form
299,875.97/449,892.81 = 107,769.80/x - Step 3: Cross multiply
299,875.97x = 449,892.81 × 107,769.80 - Step 4: Simplify right side
299,875.97x = 48,484,855,905.67 - Step 5: Solve for x
x = 48,484,855,905.67/299,875.97 - Step 6: Final answer
x = 161,683.03
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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.