Finding the Fourth Proportional to 248,201.60, 372,302.40 and 153,723.20
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Solution
The fourth proportional to 248,201.60, 372,302.40 and 153,723.20 is: 230,584.80
Step by Step Solution
- Step 1: Write the proportion equation
248,201.60 : 372,302.40 = 153,723.20 : x - Step 2: Convert to fraction form
248,201.60/372,302.40 = 153,723.20/x - Step 3: Cross multiply
248,201.60x = 372,302.40 × 153,723.20 - Step 4: Simplify right side
248,201.60x = 57,231,516,295.68 - Step 5: Solve for x
x = 57,231,516,295.68/248,201.60 - Step 6: Final answer
x = 230,584.80
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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.