Finding the Fourth Proportional to 330,146.20, 455,612.79 and 184,958.26
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Solution
The fourth proportional to 330,146.20, 455,612.79 and 184,958.26 is: 255,248.58
Step by Step Solution
- Step 1: Write the proportion equation
330,146.20 : 455,612.79 = 184,958.26 : x - Step 2: Convert to fraction form
330,146.20/455,612.79 = 184,958.26/x - Step 3: Cross multiply
330,146.20x = 455,612.79 × 184,958.26 - Step 4: Simplify right side
330,146.20x = 84,269,348,872.15 - Step 5: Solve for x
x = 84,269,348,872.15/330,146.20 - Step 6: Final answer
x = 255,248.58
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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.