Finding the Fourth Proportional to 871,875.26, 1,307,107.05 and 272,527.82
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Solution
The fourth proportional to 871,875.26, 1,307,107.05 and 272,527.82 is: 408,571.10
Step by Step Solution
- Step 1: Write the proportion equation
871,875.26 : 1,307,107.05 = 272,527.82 : x - Step 2: Convert to fraction form
871,875.26/1,307,107.05 = 272,527.82/x - Step 3: Cross multiply
871,875.26x = 1,307,107.05 × 272,527.82 - Step 4: Simplify right side
871,875.26x = 356,223,034,843.13 - Step 5: Solve for x
x = 356,223,034,843.13/871,875.26 - Step 6: Final answer
x = 408,571.10
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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.