Finding the Fourth Proportional to 327,645.84, 451,764.37 and 224,330.14
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Solution
The fourth proportional to 327,645.84, 451,764.37 and 224,330.14 is: 309,310.70
Step by Step Solution
- Step 1: Write the proportion equation
327,645.84 : 451,764.37 = 224,330.14 : x - Step 2: Convert to fraction form
327,645.84/451,764.37 = 224,330.14/x - Step 3: Cross multiply
327,645.84x = 451,764.37 × 224,330.14 - Step 4: Simplify right side
327,645.84x = 101,344,360,988.64 - Step 5: Solve for x
x = 101,344,360,988.64/327,645.84 - Step 6: Final answer
x = 309,310.70
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1.5x scale
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.