Finding the Fourth Proportional to 374,678.60, 561,876.84 and 121,892.96
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Solution
The fourth proportional to 374,678.60, 561,876.84 and 121,892.96 is: 182,793.55
Step by Step Solution
- Step 1: Write the proportion equation
374,678.60 : 561,876.84 = 121,892.96 : x - Step 2: Convert to fraction form
374,678.60/561,876.84 = 121,892.96/x - Step 3: Cross multiply
374,678.60x = 561,876.84 × 121,892.96 - Step 4: Simplify right side
374,678.60x = 68,488,831,183.05 - Step 5: Solve for x
x = 68,488,831,183.05/374,678.60 - Step 6: Final answer
x = 182,793.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.