Finding the Fourth Proportional to 902,855.92, 1,354,727.18 and 363,090.40
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Solution
The fourth proportional to 902,855.92, 1,354,727.18 and 363,090.40 is: 544,813.88
Step by Step Solution
- Step 1: Write the proportion equation
902,855.92 : 1,354,727.18 = 363,090.40 : x - Step 2: Convert to fraction form
902,855.92/1,354,727.18 = 363,090.40/x - Step 3: Cross multiply
902,855.92x = 1,354,727.18 × 363,090.40 - Step 4: Simplify right side
902,855.92x = 491,888,433,677.07 - Step 5: Solve for x
x = 491,888,433,677.07/902,855.92 - Step 6: Final answer
x = 544,813.88
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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.