Finding the Fourth Proportional to 721,052.67, 1,081,496.38 and 188,625.09
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Solution
The fourth proportional to 721,052.67, 1,081,496.38 and 188,625.09 is: 282,916.02
Step by Step Solution
- Step 1: Write the proportion equation
721,052.67 : 1,081,496.38 = 188,625.09 : x - Step 2: Convert to fraction form
721,052.67/1,081,496.38 = 188,625.09/x - Step 3: Cross multiply
721,052.67x = 1,081,496.38 × 188,625.09 - Step 4: Simplify right side
721,052.67x = 203,997,352,012.17 - Step 5: Solve for x
x = 203,997,352,012.17/721,052.67 - Step 6: Final answer
x = 282,916.02
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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.