Finding the Fourth Proportional to 667,533.22, 1,000,967.18 and 218,195.62
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Solution
The fourth proportional to 667,533.22, 1,000,967.18 and 218,195.62 is: 327,184.70
Step by Step Solution
- Step 1: Write the proportion equation
667,533.22 : 1,000,967.18 = 218,195.62 : x - Step 2: Convert to fraction form
667,533.22/1,000,967.18 = 218,195.62/x - Step 3: Cross multiply
667,533.22x = 1,000,967.18 × 218,195.62 - Step 4: Simplify right side
667,533.22x = 218,406,654,439.75 - Step 5: Solve for x
x = 218,406,654,439.75/667,533.22 - Step 6: Final answer
x = 327,184.70
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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.