Finding the Fourth Proportional to 227,569.05, 339,623.18 and 202,347.02
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Solution
The fourth proportional to 227,569.05, 339,623.18 and 202,347.02 is: 301,981.92
Step by Step Solution
- Step 1: Write the proportion equation
227,569.05 : 339,623.18 = 202,347.02 : x - Step 2: Convert to fraction form
227,569.05/339,623.18 = 202,347.02/x - Step 3: Cross multiply
227,569.05x = 339,623.18 × 202,347.02 - Step 4: Simplify right side
227,569.05x = 68,721,738,233.25 - Step 5: Solve for x
x = 68,721,738,233.25/227,569.05 - Step 6: Final answer
x = 301,981.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.