Finding the Fourth Proportional to 334,577.17, 502,364.11 and 135,286.80
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Solution
The fourth proportional to 334,577.17, 502,364.11 and 135,286.80 is: 203,131.71
Step by Step Solution
- Step 1: Write the proportion equation
334,577.17 : 502,364.11 = 135,286.80 : x - Step 2: Convert to fraction form
334,577.17/502,364.11 = 135,286.80/x - Step 3: Cross multiply
334,577.17x = 502,364.11 × 135,286.80 - Step 4: Simplify right side
334,577.17x = 67,963,232,876.75 - Step 5: Solve for x
x = 67,963,232,876.75/334,577.17 - Step 6: Final answer
x = 203,131.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.