Finding the Fourth Proportional to 302,771.52, 453,381.84 and 252,727.20
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Solution
The fourth proportional to 302,771.52, 453,381.84 and 252,727.20 is: 378,443.53
Step by Step Solution
- Step 1: Write the proportion equation
302,771.52 : 453,381.84 = 252,727.20 : x - Step 2: Convert to fraction form
302,771.52/453,381.84 = 252,727.20/x - Step 3: Cross multiply
302,771.52x = 453,381.84 × 252,727.20 - Step 4: Simplify right side
302,771.52x = 114,581,922,954.05 - Step 5: Solve for x
x = 114,581,922,954.05/302,771.52 - Step 6: Final answer
x = 378,443.53
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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.