Finding the Third Proportional to 217,279.13 and 324,658.13
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Solution
The third proportional to 217,279.13 and 324,658.13 is: 485,103.66
Step by Step Solution
- Step 1: Write the proportion equation
217,279.13 : 324,658.13 = 324,658.13 : x - Step 2: Convert to fraction form
217,279.13/324,658.13 = 324,658.13/x - Step 3: Cross multiply
217,279.13x = 324,658.13 × 324,658.13 - Step 4: Simplify right side
217,279.13x = 105,402,898,128.52 - Step 5: Solve for x
x = 105,402,898,128.52/217,279.13 - Step 6: Final answer
x = 485,103.66
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.