Finding the Fourth Proportional to 611,982.97, 844,274.53 and 382,141.23
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Solution
The fourth proportional to 611,982.97, 844,274.53 and 382,141.23 is: 527,191.32
Step by Step Solution
- Step 1: Write the proportion equation
611,982.97 : 844,274.53 = 382,141.23 : x - Step 2: Convert to fraction form
611,982.97/844,274.53 = 382,141.23/x - Step 3: Cross multiply
611,982.97x = 844,274.53 × 382,141.23 - Step 4: Simplify right side
611,982.97x = 322,632,107,351.87 - Step 5: Solve for x
x = 322,632,107,351.87/611,982.97 - Step 6: Final answer
x = 527,191.32
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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.