Finding the Fourth Proportional to 361,047.58, 541,684.60 and 217,119.08
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Solution
The fourth proportional to 361,047.58, 541,684.60 and 217,119.08 is: 325,746.72
Step by Step Solution
- Step 1: Write the proportion equation
361,047.58 : 541,684.60 = 217,119.08 : x - Step 2: Convert to fraction form
361,047.58/541,684.60 = 217,119.08/x - Step 3: Cross multiply
361,047.58x = 541,684.60 × 217,119.08 - Step 4: Simplify right side
361,047.58x = 117,610,062,813.58 - Step 5: Solve for x
x = 117,610,062,813.58/361,047.58 - Step 6: Final answer
x = 325,746.72
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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.