Finding the Fourth Proportional to 521,859.46, 782,542.47 and 202,161.07
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Solution
The fourth proportional to 521,859.46, 782,542.47 and 202,161.07 is: 303,146.02
Step by Step Solution
- Step 1: Write the proportion equation
521,859.46 : 782,542.47 = 202,161.07 : x - Step 2: Convert to fraction form
521,859.46/782,542.47 = 202,161.07/x - Step 3: Cross multiply
521,859.46x = 782,542.47 × 202,161.07 - Step 4: Simplify right side
521,859.46x = 158,199,619,252.97 - Step 5: Solve for x
x = 158,199,619,252.97/521,859.46 - Step 6: Final answer
x = 303,146.02
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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.