Finding the Fourth Proportional to 366,947.74, 506,381.79 and 214,074.82
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Solution
The fourth proportional to 366,947.74, 506,381.79 and 214,074.82 is: 295,419.70
Step by Step Solution
- Step 1: Write the proportion equation
366,947.74 : 506,381.79 = 214,074.82 : x - Step 2: Convert to fraction form
366,947.74/506,381.79 = 214,074.82/x - Step 3: Cross multiply
366,947.74x = 506,381.79 × 214,074.82 - Step 4: Simplify right side
366,947.74x = 108,403,590,545.53 - Step 5: Solve for x
x = 108,403,590,545.53/366,947.74 - Step 6: Final answer
x = 295,419.70
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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.