Finding the Fourth Proportional to 322,564.26, 445,153.87 and 179,326.70
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Solution
The fourth proportional to 322,564.26, 445,153.87 and 179,326.70 is: 247,479.28
Step by Step Solution
- Step 1: Write the proportion equation
322,564.26 : 445,153.87 = 179,326.70 : x - Step 2: Convert to fraction form
322,564.26/445,153.87 = 179,326.70/x - Step 3: Cross multiply
322,564.26x = 445,153.87 × 179,326.70 - Step 4: Simplify right side
322,564.26x = 79,827,971,825.24 - Step 5: Solve for x
x = 79,827,971,825.24/322,564.26 - Step 6: Final answer
x = 247,479.28
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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.