Finding the Fourth Proportional to 227,660.10, 319,190.70 and 227,660.10
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Solution
The fourth proportional to 227,660.10, 319,190.70 and 227,660.10 is: 319,190.70
Step by Step Solution
- Step 1: Write the proportion equation
227,660.10 : 319,190.70 = 227,660.10 : x - Step 2: Convert to fraction form
227,660.10/319,190.70 = 227,660.10/x - Step 3: Cross multiply
227,660.10x = 319,190.70 × 227,660.10 - Step 4: Simplify right side
227,660.10x = 72,666,986,681.07 - Step 5: Solve for x
x = 72,666,986,681.07/227,660.10 - Step 6: Final answer
x = 319,190.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.