Finding the Fourth Proportional to 539,664.26, 809,343.30 and 160,569.68
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Solution
The fourth proportional to 539,664.26, 809,343.30 and 160,569.68 is: 240,808.97
Step by Step Solution
- Step 1: Write the proportion equation
539,664.26 : 809,343.30 = 160,569.68 : x - Step 2: Convert to fraction form
539,664.26/809,343.30 = 160,569.68/x - Step 3: Cross multiply
539,664.26x = 809,343.30 × 160,569.68 - Step 4: Simplify right side
539,664.26x = 129,955,994,691.14 - Step 5: Solve for x
x = 129,955,994,691.14/539,664.26 - Step 6: Final answer
x = 240,808.97
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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.