Finding the Fourth Proportional to 328,375.91, 453,152.74 and 185,136.12
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Solution
The fourth proportional to 328,375.91, 453,152.74 and 185,136.12 is: 255,484.45
Step by Step Solution
- Step 1: Write the proportion equation
328,375.91 : 453,152.74 = 185,136.12 : x - Step 2: Convert to fraction form
328,375.91/453,152.74 = 185,136.12/x - Step 3: Cross multiply
328,375.91x = 453,152.74 × 185,136.12 - Step 4: Simplify right side
328,375.91x = 83,894,940,050.97 - Step 5: Solve for x
x = 83,894,940,050.97/328,375.91 - Step 6: Final answer
x = 255,484.45
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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.