Finding the Fourth Proportional to 349,347.66, 482,067.97 and 202,147.08
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Solution
The fourth proportional to 349,347.66, 482,067.97 and 202,147.08 is: 278,944.56
Step by Step Solution
- Step 1: Write the proportion equation
349,347.66 : 482,067.97 = 202,147.08 : x - Step 2: Convert to fraction form
349,347.66/482,067.97 = 202,147.08/x - Step 3: Cross multiply
349,347.66x = 482,067.97 × 202,147.08 - Step 4: Simplify right side
349,347.66x = 97,448,631,480.97 - Step 5: Solve for x
x = 97,448,631,480.97/349,347.66 - Step 6: Final answer
x = 278,944.56
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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.