Finding the Fourth Proportional to 460,737.91, 691,418.27 and 161,221.08
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Solution
The fourth proportional to 460,737.91, 691,418.27 and 161,221.08 is: 241,940.59
Step by Step Solution
- Step 1: Write the proportion equation
460,737.91 : 691,418.27 = 161,221.08 : x - Step 2: Convert to fraction form
460,737.91/691,418.27 = 161,221.08/x - Step 3: Cross multiply
460,737.91x = 691,418.27 × 161,221.08 - Step 4: Simplify right side
460,737.91x = 111,471,200,221.13 - Step 5: Solve for x
x = 111,471,200,221.13/460,737.91 - Step 6: Final answer
x = 241,940.59
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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.