Finding the Fourth Proportional to 329,974.68, 455,365.36 and 179,071.68
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Solution
The fourth proportional to 329,974.68, 455,365.36 and 179,071.68 is: 247,119.08
Step by Step Solution
- Step 1: Write the proportion equation
329,974.68 : 455,365.36 = 179,071.68 : x - Step 2: Convert to fraction form
329,974.68/455,365.36 = 179,071.68/x - Step 3: Cross multiply
329,974.68x = 455,365.36 × 179,071.68 - Step 4: Simplify right side
329,974.68x = 81,543,040,029.00 - Step 5: Solve for x
x = 81,543,040,029.00/329,974.68 - Step 6: Final answer
x = 247,119.08
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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.