Finding the Fourth Proportional to 301,085.13, 451,628.49 and 101,545.68
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Solution
The fourth proportional to 301,085.13, 451,628.49 and 101,545.68 is: 152,318.79
Step by Step Solution
- Step 1: Write the proportion equation
301,085.13 : 451,628.49 = 101,545.68 : x - Step 2: Convert to fraction form
301,085.13/451,628.49 = 101,545.68/x - Step 3: Cross multiply
301,085.13x = 451,628.49 × 101,545.68 - Step 4: Simplify right side
301,085.13x = 45,860,922,124.42 - Step 5: Solve for x
x = 45,860,922,124.42/301,085.13 - Step 6: Final answer
x = 152,318.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.