Finding the Fourth Proportional to 242,414.80, 363,126.47 and 197,595.88
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Solution
The fourth proportional to 242,414.80, 363,126.47 and 197,595.88 is: 295,989.74
Step by Step Solution
- Step 1: Write the proportion equation
242,414.80 : 363,126.47 = 197,595.88 : x - Step 2: Convert to fraction form
242,414.80/363,126.47 = 197,595.88/x - Step 3: Cross multiply
242,414.80x = 363,126.47 × 197,595.88 - Step 4: Simplify right side
242,414.80x = 71,752,292,575.31 - Step 5: Solve for x
x = 71,752,292,575.31/242,414.80 - Step 6: Final answer
x = 295,989.74
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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.