Finding the Fourth Proportional to 590,836.24, 815,307.97 and 349,072.96
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Solution
The fourth proportional to 590,836.24, 815,307.97 and 349,072.96 is: 481,693.48
Step by Step Solution
- Step 1: Write the proportion equation
590,836.24 : 815,307.97 = 349,072.96 : x - Step 2: Convert to fraction form
590,836.24/815,307.97 = 349,072.96/x - Step 3: Cross multiply
590,836.24x = 815,307.97 × 349,072.96 - Step 4: Simplify right side
590,836.24x = 284,601,966,399.49 - Step 5: Solve for x
x = 284,601,966,399.49/590,836.24 - Step 6: Final answer
x = 481,693.48
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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.