Finding the Fourth Proportional to 364,554.60, 503,177.68 and 217,537.70
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Solution
The fourth proportional to 364,554.60, 503,177.68 and 217,537.70 is: 300,257.12
Step by Step Solution
- Step 1: Write the proportion equation
364,554.60 : 503,177.68 = 217,537.70 : x - Step 2: Convert to fraction form
364,554.60/503,177.68 = 217,537.70/x - Step 3: Cross multiply
364,554.60x = 503,177.68 × 217,537.70 - Step 4: Simplify right side
364,554.60x = 109,460,115,198.54 - Step 5: Solve for x
x = 109,460,115,198.54/364,554.60 - Step 6: Final answer
x = 300,257.12
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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.