Finding the Fourth Proportional to 263,387.24, 363,473.96 and 148,690.02
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Solution
The fourth proportional to 263,387.24, 363,473.96 and 148,690.02 is: 205,191.99
Step by Step Solution
- Step 1: Write the proportion equation
263,387.24 : 363,473.96 = 148,690.02 : x - Step 2: Convert to fraction form
263,387.24/363,473.96 = 148,690.02/x - Step 3: Cross multiply
263,387.24x = 363,473.96 × 148,690.02 - Step 4: Simplify right side
263,387.24x = 54,044,949,638.43 - Step 5: Solve for x
x = 54,044,949,638.43/263,387.24 - Step 6: Final answer
x = 205,191.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.