Finding the Fourth Proportional to 471,418.68, 650,545.32 and 256,554.18
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Solution
The fourth proportional to 471,418.68, 650,545.32 and 256,554.18 is: 354,037.99
Step by Step Solution
- Step 1: Write the proportion equation
471,418.68 : 650,545.32 = 256,554.18 : x - Step 2: Convert to fraction form
471,418.68/650,545.32 = 256,554.18/x - Step 3: Cross multiply
471,418.68x = 650,545.32 × 256,554.18 - Step 4: Simplify right side
471,418.68x = 166,900,121,125.44 - Step 5: Solve for x
x = 166,900,121,125.44/471,418.68 - Step 6: Final answer
x = 354,037.99
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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.