Finding the Fourth Proportional to 341,610.63, 471,422.70 and 190,707.63
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Solution
The fourth proportional to 341,610.63, 471,422.70 and 190,707.63 is: 263,176.55
Step by Step Solution
- Step 1: Write the proportion equation
341,610.63 : 471,422.70 = 190,707.63 : x - Step 2: Convert to fraction form
341,610.63/471,422.70 = 190,707.63/x - Step 3: Cross multiply
341,610.63x = 471,422.70 × 190,707.63 - Step 4: Simplify right side
341,610.63x = 89,903,905,845.20 - Step 5: Solve for x
x = 89,903,905,845.20/341,610.63 - Step 6: Final answer
x = 263,176.55
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1.5x scale
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.