Finding the Fourth Proportional to 306,778.92, 460,189.40 and 104,292.62
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Solution
The fourth proportional to 306,778.92, 460,189.40 and 104,292.62 is: 156,446.07
Step by Step Solution
- Step 1: Write the proportion equation
306,778.92 : 460,189.40 = 104,292.62 : x - Step 2: Convert to fraction form
306,778.92/460,189.40 = 104,292.62/x - Step 3: Cross multiply
306,778.92x = 460,189.40 × 104,292.62 - Step 4: Simplify right side
306,778.92x = 47,994,355,399.82 - Step 5: Solve for x
x = 47,994,355,399.82/306,778.92 - Step 6: Final answer
x = 156,446.07
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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.