Finding the Fourth Proportional to 448,645.46, 672,743.30 and 149,020.99
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Solution
The fourth proportional to 448,645.46, 672,743.30 and 149,020.99 is: 223,456.78
Step by Step Solution
- Step 1: Write the proportion equation
448,645.46 : 672,743.30 = 149,020.99 : x - Step 2: Convert to fraction form
448,645.46/672,743.30 = 149,020.99/x - Step 3: Cross multiply
448,645.46x = 672,743.30 × 149,020.99 - Step 4: Simplify right side
448,645.46x = 100,252,870,154.90 - Step 5: Solve for x
x = 100,252,870,154.90/448,645.46 - Step 6: Final answer
x = 223,456.78
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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.