Finding the Fourth Proportional to 537,816.75, 806,725.19 and 163,839.75
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Solution
The fourth proportional to 537,816.75, 806,725.19 and 163,839.75 is: 245,759.64
Step by Step Solution
- Step 1: Write the proportion equation
537,816.75 : 806,725.19 = 163,839.75 : x - Step 2: Convert to fraction form
537,816.75/806,725.19 = 163,839.75/x - Step 3: Cross multiply
537,816.75x = 806,725.19 × 163,839.75 - Step 4: Simplify right side
537,816.75x = 132,173,653,448.30 - Step 5: Solve for x
x = 132,173,653,448.30/537,816.75 - Step 6: Final answer
x = 245,759.64
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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.