Finding the Fourth Proportional to 441,197.50, 661,733.76 and 141,638.63
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Solution
The fourth proportional to 441,197.50, 661,733.76 and 141,638.63 is: 212,437.88
Step by Step Solution
- Step 1: Write the proportion equation
441,197.50 : 661,733.76 = 141,638.63 : x - Step 2: Convert to fraction form
441,197.50/661,733.76 = 141,638.63/x - Step 3: Cross multiply
441,197.50x = 661,733.76 × 141,638.63 - Step 4: Simplify right side
441,197.50x = 93,727,063,191.15 - Step 5: Solve for x
x = 93,727,063,191.15/441,197.50 - Step 6: Final answer
x = 212,437.88
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1.5x scale
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.