Finding the Fourth Proportional to 328,382.91, 453,159.36 and 185,141.70
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Solution
The fourth proportional to 328,382.91, 453,159.36 and 185,141.70 is: 255,490.44
Step by Step Solution
- Step 1: Write the proportion equation
328,382.91 : 453,159.36 = 185,141.70 : x - Step 2: Convert to fraction form
328,382.91/453,159.36 = 185,141.70/x - Step 3: Cross multiply
328,382.91x = 453,159.36 × 185,141.70 - Step 4: Simplify right side
328,382.91x = 83,898,694,281.31 - Step 5: Solve for x
x = 83,898,694,281.31/328,382.91 - Step 6: Final answer
x = 255,490.44
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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.