Finding the Fourth Proportional to 328,497.75, 453,326.90 and 177,594.75
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Solution
The fourth proportional to 328,497.75, 453,326.90 and 177,594.75 is: 245,080.76
Step by Step Solution
- Step 1: Write the proportion equation
328,497.75 : 453,326.90 = 177,594.75 : x - Step 2: Convert to fraction form
328,497.75/453,326.90 = 177,594.75/x - Step 3: Cross multiply
328,497.75x = 453,326.90 × 177,594.75 - Step 4: Simplify right side
328,497.75x = 80,508,476,585.80 - Step 5: Solve for x
x = 80,508,476,585.80/328,497.75 - Step 6: Final answer
x = 245,080.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.