Finding the Fourth Proportional to 730,847.48, 1,096,270.67 and 198,446.63
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Solution
The fourth proportional to 730,847.48, 1,096,270.67 and 198,446.63 is: 297,669.79
Step by Step Solution
- Step 1: Write the proportion equation
730,847.48 : 1,096,270.67 = 198,446.63 : x - Step 2: Convert to fraction form
730,847.48/1,096,270.67 = 198,446.63/x - Step 3: Cross multiply
730,847.48x = 1,096,270.67 × 198,446.63 - Step 4: Simplify right side
730,847.48x = 217,551,215,044.11 - Step 5: Solve for x
x = 217,551,215,044.11/730,847.48 - Step 6: Final answer
x = 297,669.79
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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.