Finding the Fourth Proportional to 355,569.37, 490,809.29 and 204,726.49
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Solution
The fourth proportional to 355,569.37, 490,809.29 and 204,726.49 is: 282,593.70
Step by Step Solution
- Step 1: Write the proportion equation
355,569.37 : 490,809.29 = 204,726.49 : x - Step 2: Convert to fraction form
355,569.37/490,809.29 = 204,726.49/x - Step 3: Cross multiply
355,569.37x = 490,809.29 × 204,726.49 - Step 4: Simplify right side
355,569.37x = 100,481,662,177.46 - Step 5: Solve for x
x = 100,481,662,177.46/355,569.37 - Step 6: Final answer
x = 282,593.70
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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.