Finding the Fourth Proportional to 903,168.14, 1,354,414.64 and 363,242.18
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Solution
The fourth proportional to 903,168.14, 1,354,414.64 and 363,242.18 is: 544,727.50
Step by Step Solution
- Step 1: Write the proportion equation
903,168.14 : 1,354,414.64 = 363,242.18 : x - Step 2: Convert to fraction form
903,168.14/1,354,414.64 = 363,242.18/x - Step 3: Cross multiply
903,168.14x = 1,354,414.64 × 363,242.18 - Step 4: Simplify right side
903,168.14x = 491,980,517,869.23 - Step 5: Solve for x
x = 491,980,517,869.23/903,168.14 - Step 6: Final answer
x = 544,727.50
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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.