Finding the Fourth Proportional to 354,914.70, 532,372.05 and 177,767.70
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Solution
The fourth proportional to 354,914.70, 532,372.05 and 177,767.70 is: 266,651.55
Step by Step Solution
- Step 1: Write the proportion equation
354,914.70 : 532,372.05 = 177,767.70 : x - Step 2: Convert to fraction form
354,914.70/532,372.05 = 177,767.70/x - Step 3: Cross multiply
354,914.70x = 532,372.05 × 177,767.70 - Step 4: Simplify right side
354,914.70x = 94,638,554,872.79 - Step 5: Solve for x
x = 94,638,554,872.79/354,914.70 - Step 6: Final answer
x = 266,651.55
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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.