Finding the Fourth Proportional to 354,074.63, 531,268.97 and 185,554.91
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Solution
The fourth proportional to 354,074.63, 531,268.97 and 185,554.91 is: 278,414.65
Step by Step Solution
- Step 1: Write the proportion equation
354,074.63 : 531,268.97 = 185,554.91 : x - Step 2: Convert to fraction form
354,074.63/531,268.97 = 185,554.91/x - Step 3: Cross multiply
354,074.63x = 531,268.97 × 185,554.91 - Step 4: Simplify right side
354,074.63x = 98,579,565,914.14 - Step 5: Solve for x
x = 98,579,565,914.14/354,074.63 - Step 6: Final answer
x = 278,414.65
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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.