Finding the Fourth Proportional to 349,695.19, 482,580.08 and 206,464.44
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Solution
The fourth proportional to 349,695.19, 482,580.08 and 206,464.44 is: 284,921.35
Step by Step Solution
- Step 1: Write the proportion equation
349,695.19 : 482,580.08 = 206,464.44 : x - Step 2: Convert to fraction form
349,695.19/482,580.08 = 206,464.44/x - Step 3: Cross multiply
349,695.19x = 482,580.08 × 206,464.44 - Step 4: Simplify right side
349,695.19x = 99,635,627,523.95 - Step 5: Solve for x
x = 99,635,627,523.95/349,695.19 - Step 6: Final answer
x = 284,921.35
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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.