Finding the Fourth Proportional to 302,748.75, 417,793.28 and 168,612.75
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Solution
The fourth proportional to 302,748.75, 417,793.28 and 168,612.75 is: 232,685.60
Step by Step Solution
- Step 1: Write the proportion equation
302,748.75 : 417,793.28 = 168,612.75 : x - Step 2: Convert to fraction form
302,748.75/417,793.28 = 168,612.75/x - Step 3: Cross multiply
302,748.75x = 417,793.28 × 168,612.75 - Step 4: Simplify right side
302,748.75x = 70,445,273,029.26 - Step 5: Solve for x
x = 70,445,273,029.26/302,748.75 - Step 6: Final answer
x = 232,685.60
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1.5x scale
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.