Finding the Fourth Proportional to 366,701.99, 550,130.94 and 113,976.41
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Solution
The fourth proportional to 366,701.99, 550,130.94 and 113,976.41 is: 170,988.84
Step by Step Solution
- Step 1: Write the proportion equation
366,701.99 : 550,130.94 = 113,976.41 : x - Step 2: Convert to fraction form
366,701.99/550,130.94 = 113,976.41/x - Step 3: Cross multiply
366,701.99x = 550,130.94 × 113,976.41 - Step 4: Simplify right side
366,701.99x = 62,701,946,820.47 - Step 5: Solve for x
x = 62,701,946,820.47/366,701.99 - Step 6: Final answer
x = 170,988.84
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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.