Finding the Fourth Proportional to 271,690.68, 407,547.04 and 69,292.02
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Solution
The fourth proportional to 271,690.68, 407,547.04 and 69,292.02 is: 103,940.84
Step by Step Solution
- Step 1: Write the proportion equation
271,690.68 : 407,547.04 = 69,292.02 : x - Step 2: Convert to fraction form
271,690.68/407,547.04 = 69,292.02/x - Step 3: Cross multiply
271,690.68x = 407,547.04 × 69,292.02 - Step 4: Simplify right side
271,690.68x = 28,239,757,646.62 - Step 5: Solve for x
x = 28,239,757,646.62/271,690.68 - Step 6: Final answer
x = 103,940.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.