Finding the Fourth Proportional to 342,614.20, 472,808.67 and 185,450.08
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Solution
The fourth proportional to 342,614.20, 472,808.67 and 185,450.08 is: 255,921.69
Step by Step Solution
- Step 1: Write the proportion equation
342,614.20 : 472,808.67 = 185,450.08 : x - Step 2: Convert to fraction form
342,614.20/472,808.67 = 185,450.08/x - Step 3: Cross multiply
342,614.20x = 472,808.67 × 185,450.08 - Step 4: Simplify right side
342,614.20x = 87,682,404,494.17 - Step 5: Solve for x
x = 87,682,404,494.17/342,614.20 - Step 6: Final answer
x = 255,921.69
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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.