Finding the Fourth Proportional to 313,922.97, 433,211.49 and 170,683.11
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Solution
The fourth proportional to 313,922.97, 433,211.49 and 170,683.11 is: 235,541.49
Step by Step Solution
- Step 1: Write the proportion equation
313,922.97 : 433,211.49 = 170,683.11 : x - Step 2: Convert to fraction form
313,922.97/433,211.49 = 170,683.11/x - Step 3: Cross multiply
313,922.97x = 433,211.49 × 170,683.11 - Step 4: Simplify right side
313,922.97x = 73,941,884,400.93 - Step 5: Solve for x
x = 73,941,884,400.93/313,922.97 - Step 6: Final answer
x = 235,541.49
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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.