Finding the Fourth Proportional to 900,860.10, 1,351,500.42 and 261,177.18
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Solution
The fourth proportional to 900,860.10, 1,351,500.42 and 261,177.18 is: 391,826.73
Step by Step Solution
- Step 1: Write the proportion equation
900,860.10 : 1,351,500.42 = 261,177.18 : x - Step 2: Convert to fraction form
900,860.10/1,351,500.42 = 261,177.18/x - Step 3: Cross multiply
900,860.10x = 1,351,500.42 × 261,177.18 - Step 4: Simplify right side
900,860.10x = 352,981,068,464.42 - Step 5: Solve for x
x = 352,981,068,464.42/900,860.10 - Step 6: Final answer
x = 391,826.73
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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.