Finding the Fourth Proportional to 299,849.80, 413,791.74 and 163,883.74
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Solution
The fourth proportional to 299,849.80, 413,791.74 and 163,883.74 is: 226,159.02
Step by Step Solution
- Step 1: Write the proportion equation
299,849.80 : 413,791.74 = 163,883.74 : x - Step 2: Convert to fraction form
299,849.80/413,791.74 = 163,883.74/x - Step 3: Cross multiply
299,849.80x = 413,791.74 × 163,883.74 - Step 4: Simplify right side
299,849.80x = 67,813,737,932.31 - Step 5: Solve for x
x = 67,813,737,932.31/299,849.80 - Step 6: Final answer
x = 226,159.02
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1.5x scale
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.