Finding the Fourth Proportional to 346,223.49, 477,786.59 and 201,064.97
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Solution
The fourth proportional to 346,223.49, 477,786.59 and 201,064.97 is: 277,468.60
Step by Step Solution
- Step 1: Write the proportion equation
346,223.49 : 477,786.59 = 201,064.97 : x - Step 2: Convert to fraction form
346,223.49/477,786.59 = 201,064.97/x - Step 3: Cross multiply
346,223.49x = 477,786.59 × 201,064.97 - Step 4: Simplify right side
346,223.49x = 96,066,146,384.75 - Step 5: Solve for x
x = 96,066,146,384.75/346,223.49 - Step 6: Final answer
x = 277,468.60
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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.