Finding the Fourth Proportional to 424,190.79, 585,377.02 and 230,592.08
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Solution
The fourth proportional to 424,190.79, 585,377.02 and 230,592.08 is: 318,213.66
Step by Step Solution
- Step 1: Write the proportion equation
424,190.79 : 585,377.02 = 230,592.08 : x - Step 2: Convert to fraction form
424,190.79/585,377.02 = 230,592.08/x - Step 3: Cross multiply
424,190.79x = 585,377.02 × 230,592.08 - Step 4: Simplify right side
424,190.79x = 134,983,304,626.00 - Step 5: Solve for x
x = 134,983,304,626.00/424,190.79 - Step 6: Final answer
x = 318,213.66
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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.