Finding the Fourth Proportional to 329,152.68, 454,232.52 and 178,249.68
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Solution
The fourth proportional to 329,152.68, 454,232.52 and 178,249.68 is: 245,985.54
Step by Step Solution
- Step 1: Write the proportion equation
329,152.68 : 454,232.52 = 178,249.68 : x - Step 2: Convert to fraction form
329,152.68/454,232.52 = 178,249.68/x - Step 3: Cross multiply
329,152.68x = 454,232.52 × 178,249.68 - Step 4: Simplify right side
329,152.68x = 80,966,801,335.59 - Step 5: Solve for x
x = 80,966,801,335.59/329,152.68 - Step 6: Final answer
x = 245,985.54
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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.