Finding the Fourth Proportional to 486,755.93, 730,203.10 and 149,824.69
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Solution
The fourth proportional to 486,755.93, 730,203.10 and 149,824.69 is: 224,758.33
Step by Step Solution
- Step 1: Write the proportion equation
486,755.93 : 730,203.10 = 149,824.69 : x - Step 2: Convert to fraction form
486,755.93/730,203.10 = 149,824.69/x - Step 3: Cross multiply
486,755.93x = 730,203.10 × 149,824.69 - Step 4: Simplify right side
486,755.93x = 109,402,451,737.23 - Step 5: Solve for x
x = 109,402,451,737.23/486,755.93 - Step 6: Final answer
x = 224,758.33
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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.