Finding the Fourth Proportional to 234,351.14, 323,275.09 and 190,790.55
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Solution
The fourth proportional to 234,351.14, 323,275.09 and 190,790.55 is: 263,185.54
Step by Step Solution
- Step 1: Write the proportion equation
234,351.14 : 323,275.09 = 190,790.55 : x - Step 2: Convert to fraction form
234,351.14/323,275.09 = 190,790.55/x - Step 3: Cross multiply
234,351.14x = 323,275.09 × 190,790.55 - Step 4: Simplify right side
234,351.14x = 61,677,832,222.40 - Step 5: Solve for x
x = 61,677,832,222.40/234,351.14 - Step 6: Final answer
x = 263,185.54
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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.