Finding the Fourth Proportional to 329,958.08, 455,342.15 and 179,055.08
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Solution
The fourth proportional to 329,958.08, 455,342.15 and 179,055.08 is: 247,096.01
Step by Step Solution
- Step 1: Write the proportion equation
329,958.08 : 455,342.15 = 179,055.08 : x - Step 2: Convert to fraction form
329,958.08/455,342.15 = 179,055.08/x - Step 3: Cross multiply
329,958.08x = 455,342.15 × 179,055.08 - Step 4: Simplify right side
329,958.08x = 81,531,325,338.70 - Step 5: Solve for x
x = 81,531,325,338.70/329,958.08 - Step 6: Final answer
x = 247,096.01
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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.