Finding the Fourth Proportional to 539,674.97, 809,364.67 and 202,689.55
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Solution
The fourth proportional to 539,674.97, 809,364.67 and 202,689.55 is: 303,978.82
Step by Step Solution
- Step 1: Write the proportion equation
539,674.97 : 809,364.67 = 202,689.55 : x - Step 2: Convert to fraction form
539,674.97/809,364.67 = 202,689.55/x - Step 3: Cross multiply
539,674.97x = 809,364.67 × 202,689.55 - Step 4: Simplify right side
539,674.97x = 164,049,758,218.06 - Step 5: Solve for x
x = 164,049,758,218.06/539,674.97 - Step 6: Final answer
x = 303,978.82
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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.