Finding the Fourth Proportional to 260,874.62, 393,088.87 and 214,527.84
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Solution
The fourth proportional to 260,874.62, 393,088.87 and 214,527.84 is: 323,253.01
Step by Step Solution
- Step 1: Write the proportion equation
260,874.62 : 393,088.87 = 214,527.84 : x - Step 2: Convert to fraction form
260,874.62/393,088.87 = 214,527.84/x - Step 3: Cross multiply
260,874.62x = 393,088.87 × 214,527.84 - Step 4: Simplify right side
260,874.62x = 84,328,507,817.70 - Step 5: Solve for x
x = 84,328,507,817.70/260,874.62 - Step 6: Final answer
x = 323,253.01
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.