Finding the Fourth Proportional to 291,946.10, 437,881.43 and 92,286.63
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Solution
The fourth proportional to 291,946.10, 437,881.43 and 92,286.63 is: 138,418.02
Step by Step Solution
- Step 1: Write the proportion equation
291,946.10 : 437,881.43 = 92,286.63 : x - Step 2: Convert to fraction form
291,946.10/437,881.43 = 92,286.63/x - Step 3: Cross multiply
291,946.10x = 437,881.43 × 92,286.63 - Step 4: Simplify right side
291,946.10x = 40,410,601,052.85 - Step 5: Solve for x
x = 40,410,601,052.85/291,946.10 - Step 6: Final answer
x = 138,418.02
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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.