Finding the Fourth Proportional to 481,230.09, 664,245.36 and 277,417.26
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Solution
The fourth proportional to 481,230.09, 664,245.36 and 277,417.26 is: 382,921.04
Step by Step Solution
- Step 1: Write the proportion equation
481,230.09 : 664,245.36 = 277,417.26 : x - Step 2: Convert to fraction form
481,230.09/664,245.36 = 277,417.26/x - Step 3: Cross multiply
481,230.09x = 664,245.36 × 277,417.26 - Step 4: Simplify right side
481,230.09x = 184,273,127,738.91 - Step 5: Solve for x
x = 184,273,127,738.91/481,230.09 - Step 6: Final answer
x = 382,921.04
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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.