Finding the Fourth Proportional to 871,241.57, 1,306,665.07 and 331,304.68
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Solution
The fourth proportional to 871,241.57, 1,306,665.07 and 331,304.68 is: 496,882.00
Step by Step Solution
- Step 1: Write the proportion equation
871,241.57 : 1,306,665.07 = 331,304.68 : x - Step 2: Convert to fraction form
871,241.57/1,306,665.07 = 331,304.68/x - Step 3: Cross multiply
871,241.57x = 1,306,665.07 × 331,304.68 - Step 4: Simplify right side
871,241.57x = 432,904,253,688.60 - Step 5: Solve for x
x = 432,904,253,688.60/871,241.57 - Step 6: Final answer
x = 496,882.00
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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.