Finding the Fourth Proportional to 338,354.80, 466,897.08 and 202,361.20
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Solution
The fourth proportional to 338,354.80, 466,897.08 and 202,361.20 is: 279,238.99
Step by Step Solution
- Step 1: Write the proportion equation
338,354.80 : 466,897.08 = 202,361.20 : x - Step 2: Convert to fraction form
338,354.80/466,897.08 = 202,361.20/x - Step 3: Cross multiply
338,354.80x = 466,897.08 × 202,361.20 - Step 4: Simplify right side
338,354.80x = 94,481,853,385.30 - Step 5: Solve for x
x = 94,481,853,385.30/338,354.80 - Step 6: Final answer
x = 279,238.99
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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.