Finding the Fourth Proportional to 297,511.05, 410,565.74 and 161,545.26
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Solution
The fourth proportional to 297,511.05, 410,565.74 and 161,545.26 is: 222,932.72
Step by Step Solution
- Step 1: Write the proportion equation
297,511.05 : 410,565.74 = 161,545.26 : x - Step 2: Convert to fraction form
297,511.05/410,565.74 = 161,545.26/x - Step 3: Cross multiply
297,511.05x = 410,565.74 × 161,545.26 - Step 4: Simplify right side
297,511.05x = 66,324,948,407.67 - Step 5: Solve for x
x = 66,324,948,407.67/297,511.05 - Step 6: Final answer
x = 222,932.72
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1.5x scale
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.