Finding the Fourth Proportional to 477,958.88, 659,214.84 and 296,778.08
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Solution
The fourth proportional to 477,958.88, 659,214.84 and 296,778.08 is: 409,324.99
Step by Step Solution
- Step 1: Write the proportion equation
477,958.88 : 659,214.84 = 296,778.08 : x - Step 2: Convert to fraction form
477,958.88/659,214.84 = 296,778.08/x - Step 3: Cross multiply
477,958.88x = 659,214.84 × 296,778.08 - Step 4: Simplify right side
477,958.88x = 195,640,514,522.71 - Step 5: Solve for x
x = 195,640,514,522.71/477,958.88 - Step 6: Final answer
x = 409,324.99
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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.