Finding the Fourth Proportional to 364,621.05, 545,976.86 and 293,163.93
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Solution
The fourth proportional to 364,621.05, 545,976.86 and 293,163.93 is: 438,978.28
Step by Step Solution
- Step 1: Write the proportion equation
364,621.05 : 545,976.86 = 293,163.93 : x - Step 2: Convert to fraction form
364,621.05/545,976.86 = 293,163.93/x - Step 3: Cross multiply
364,621.05x = 545,976.86 × 293,163.93 - Step 4: Simplify right side
364,621.05x = 160,060,720,500.84 - Step 5: Solve for x
x = 160,060,720,500.84/364,621.05 - Step 6: Final answer
x = 438,978.28
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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.