Finding the Fourth Proportional to 665,728.29, 998,494.02 and 244,905.75
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Solution
The fourth proportional to 665,728.29, 998,494.02 and 244,905.75 is: 367,322.42
Step by Step Solution
- Step 1: Write the proportion equation
665,728.29 : 998,494.02 = 244,905.75 : x - Step 2: Convert to fraction form
665,728.29/998,494.02 = 244,905.75/x - Step 3: Cross multiply
665,728.29x = 998,494.02 × 244,905.75 - Step 4: Simplify right side
665,728.29x = 244,536,926,838.62 - Step 5: Solve for x
x = 244,536,926,838.62/665,728.29 - Step 6: Final answer
x = 367,322.42
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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.