Finding the Fourth Proportional to 352,472.24, 486,514.32 and 214,700.96
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Solution
The fourth proportional to 352,472.24, 486,514.32 and 214,700.96 is: 296,349.84
Step by Step Solution
- Step 1: Write the proportion equation
352,472.24 : 486,514.32 = 214,700.96 : x - Step 2: Convert to fraction form
352,472.24/486,514.32 = 214,700.96/x - Step 3: Cross multiply
352,472.24x = 486,514.32 × 214,700.96 - Step 4: Simplify right side
352,472.24x = 104,455,091,557.75 - Step 5: Solve for x
x = 104,455,091,557.75/352,472.24 - Step 6: Final answer
x = 296,349.84
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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.