Finding the Fourth Proportional to 461,085.52, 691,663.92 and 176,912.08
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Solution
The fourth proportional to 461,085.52, 691,663.92 and 176,912.08 is: 265,381.79
Step by Step Solution
- Step 1: Write the proportion equation
461,085.52 : 691,663.92 = 176,912.08 : x - Step 2: Convert to fraction form
461,085.52/691,663.92 = 176,912.08/x - Step 3: Cross multiply
461,085.52x = 691,663.92 × 176,912.08 - Step 4: Simplify right side
461,085.52x = 122,363,702,748.15 - Step 5: Solve for x
x = 122,363,702,748.15/461,085.52 - Step 6: Final answer
x = 265,381.79
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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.