Finding the Fourth Proportional to 521,860.46, 782,543.97 and 202,162.07
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Solution
The fourth proportional to 521,860.46, 782,543.97 and 202,162.07 is: 303,147.53
Step by Step Solution
- Step 1: Write the proportion equation
521,860.46 : 782,543.97 = 202,162.07 : x - Step 2: Convert to fraction form
521,860.46/782,543.97 = 202,162.07/x - Step 3: Cross multiply
521,860.46x = 782,543.97 × 202,162.07 - Step 4: Simplify right side
521,860.46x = 158,200,708,841.22 - Step 5: Solve for x
x = 158,200,708,841.22/521,860.46 - Step 6: Final answer
x = 303,147.53
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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.