Finding the Fourth Proportional to 424,207.02, 585,409.62 and 233,221.75
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Solution
The fourth proportional to 424,207.02, 585,409.62 and 233,221.75 is: 321,848.18
Step by Step Solution
- Step 1: Write the proportion equation
424,207.02 : 585,409.62 = 233,221.75 : x - Step 2: Convert to fraction form
424,207.02/585,409.62 = 233,221.75/x - Step 3: Cross multiply
424,207.02x = 585,409.62 × 233,221.75 - Step 4: Simplify right side
424,207.02x = 136,530,256,043.24 - Step 5: Solve for x
x = 136,530,256,043.24/424,207.02 - Step 6: Final answer
x = 321,848.18
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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.