Finding the Fourth Proportional to 541,799.28, 813,113.64 and 242,164.08
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Solution
The fourth proportional to 541,799.28, 813,113.64 and 242,164.08 is: 363,431.48
Step by Step Solution
- Step 1: Write the proportion equation
541,799.28 : 813,113.64 = 242,164.08 : x - Step 2: Convert to fraction form
541,799.28/813,113.64 = 242,164.08/x - Step 3: Cross multiply
541,799.28x = 813,113.64 × 242,164.08 - Step 4: Simplify right side
541,799.28x = 196,906,916,566.05 - Step 5: Solve for x
x = 196,906,916,566.05/541,799.28 - Step 6: Final answer
x = 363,431.48
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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.