Finding the Fourth Proportional to 359,568.87, 539,594.09 and 149,207.01
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Solution
The fourth proportional to 359,568.87, 539,594.09 and 149,207.01 is: 223,910.43
Step by Step Solution
- Step 1: Write the proportion equation
359,568.87 : 539,594.09 = 149,207.01 : x - Step 2: Convert to fraction form
359,568.87/539,594.09 = 149,207.01/x - Step 3: Cross multiply
359,568.87x = 539,594.09 × 149,207.01 - Step 4: Simplify right side
359,568.87x = 80,511,220,036.54 - Step 5: Solve for x
x = 80,511,220,036.54/359,568.87 - Step 6: Final answer
x = 223,910.43
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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.