Finding the Fourth Proportional to 328,454.08, 453,266.94 and 177,551.08
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Solution
The fourth proportional to 328,454.08, 453,266.94 and 177,551.08 is: 245,020.66
Step by Step Solution
- Step 1: Write the proportion equation
328,454.08 : 453,266.94 = 177,551.08 : x - Step 2: Convert to fraction form
328,454.08/453,266.94 = 177,551.08/x - Step 3: Cross multiply
328,454.08x = 453,266.94 × 177,551.08 - Step 4: Simplify right side
328,454.08x = 80,478,034,725.30 - Step 5: Solve for x
x = 80,478,034,725.30/328,454.08 - Step 6: Final answer
x = 245,020.66
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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.