Finding the Fourth Proportional to 343,936.96, 474,654.16 and 193,034.08
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Solution
The fourth proportional to 343,936.96, 474,654.16 and 193,034.08 is: 266,398.90
Step by Step Solution
- Step 1: Write the proportion equation
343,936.96 : 474,654.16 = 193,034.08 : x - Step 2: Convert to fraction form
343,936.96/474,654.16 = 193,034.08/x - Step 3: Cross multiply
343,936.96x = 474,654.16 × 193,034.08 - Step 4: Simplify right side
343,936.96x = 91,624,429,093.77 - Step 5: Solve for x
x = 91,624,429,093.77/343,936.96 - Step 6: Final answer
x = 266,398.90
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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.