Finding the Fourth Proportional to 369,796.19, 510,320.79 and 206,460.09
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Solution
The fourth proportional to 369,796.19, 510,320.79 and 206,460.09 is: 284,916.07
Step by Step Solution
- Step 1: Write the proportion equation
369,796.19 : 510,320.79 = 206,460.09 : x - Step 2: Convert to fraction form
369,796.19/510,320.79 = 206,460.09/x - Step 3: Cross multiply
369,796.19x = 510,320.79 × 206,460.09 - Step 4: Simplify right side
369,796.19x = 105,360,876,232.27 - Step 5: Solve for x
x = 105,360,876,232.27/369,796.19 - Step 6: Final answer
x = 284,916.07
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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.