Finding the Fourth Proportional to 354,072.63, 531,265.97 and 185,552.91
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Solution
The fourth proportional to 354,072.63, 531,265.97 and 185,552.91 is: 278,411.65
Step by Step Solution
- Step 1: Write the proportion equation
354,072.63 : 531,265.97 = 185,552.91 : x - Step 2: Convert to fraction form
354,072.63/531,265.97 = 185,552.91/x - Step 3: Cross multiply
354,072.63x = 531,265.97 × 185,552.91 - Step 4: Simplify right side
354,072.63x = 98,577,947,181.36 - Step 5: Solve for x
x = 98,577,947,181.36/354,072.63 - Step 6: Final answer
x = 278,411.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.