Finding the Fourth Proportional to 369,643.25, 510,107.33 and 199,876.97
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Solution
The fourth proportional to 369,643.25, 510,107.33 and 199,876.97 is: 275,830.02
Step by Step Solution
- Step 1: Write the proportion equation
369,643.25 : 510,107.33 = 199,876.97 : x - Step 2: Convert to fraction form
369,643.25/510,107.33 = 199,876.97/x - Step 3: Cross multiply
369,643.25x = 510,107.33 × 199,876.97 - Step 4: Simplify right side
369,643.25x = 101,958,705,444.35 - Step 5: Solve for x
x = 101,958,705,444.35/369,643.25 - Step 6: Final answer
x = 275,830.02
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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.