Finding the Fourth Proportional to 298,160.79, 411,450.02 and 162,194.91
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Solution
The fourth proportional to 298,160.79, 411,450.02 and 162,194.91 is: 223,822.52
Step by Step Solution
- Step 1: Write the proportion equation
298,160.79 : 411,450.02 = 162,194.91 : x - Step 2: Convert to fraction form
298,160.79/411,450.02 = 162,194.91/x - Step 3: Cross multiply
298,160.79x = 411,450.02 × 162,194.91 - Step 4: Simplify right side
298,160.79x = 66,735,098,152.42 - Step 5: Solve for x
x = 66,735,098,152.42/298,160.79 - Step 6: Final answer
x = 223,822.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.