Finding the Fourth Proportional to 272,617.64, 408,902.97 and 165,973.99
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Solution
The fourth proportional to 272,617.64, 408,902.97 and 165,973.99 is: 248,946.68
Step by Step Solution
- Step 1: Write the proportion equation
272,617.64 : 408,902.97 = 165,973.99 : x - Step 2: Convert to fraction form
272,617.64/408,902.97 = 165,973.99/x - Step 3: Cross multiply
272,617.64x = 408,902.97 × 165,973.99 - Step 4: Simplify right side
272,617.64x = 67,867,255,409.24 - Step 5: Solve for x
x = 67,867,255,409.24/272,617.64 - Step 6: Final answer
x = 248,946.68
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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.