Finding the Fourth Proportional to 302,170.02, 416,965.69 and 166,201.80
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Solution
The fourth proportional to 302,170.02, 416,965.69 and 166,201.80 is: 229,342.56
Step by Step Solution
- Step 1: Write the proportion equation
302,170.02 : 416,965.69 = 166,201.80 : x - Step 2: Convert to fraction form
302,170.02/416,965.69 = 166,201.80/x - Step 3: Cross multiply
302,170.02x = 416,965.69 × 166,201.80 - Step 4: Simplify right side
302,170.02x = 69,300,445,300.40 - Step 5: Solve for x
x = 69,300,445,300.40/302,170.02 - Step 6: Final answer
x = 229,342.56
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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.