Finding the Fourth Proportional to 871,395.08, 1,306,163.34 and 496,611.08
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Solution
The fourth proportional to 871,395.08, 1,306,163.34 and 496,611.08 is: 744,387.02
Step by Step Solution
- Step 1: Write the proportion equation
871,395.08 : 1,306,163.34 = 496,611.08 : x - Step 2: Convert to fraction form
871,395.08/1,306,163.34 = 496,611.08/x - Step 3: Cross multiply
871,395.08x = 1,306,163.34 × 496,611.08 - Step 4: Simplify right side
871,395.08x = 648,655,186,933.81 - Step 5: Solve for x
x = 648,655,186,933.81/871,395.08 - Step 6: Final answer
x = 744,387.02
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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.