Finding the Fourth Proportional to 235,739.60, 353,220.60 and 202,302.80
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Solution
The fourth proportional to 235,739.60, 353,220.60 and 202,302.80 is: 303,120.55
Step by Step Solution
- Step 1: Write the proportion equation
235,739.60 : 353,220.60 = 202,302.80 : x - Step 2: Convert to fraction form
235,739.60/353,220.60 = 202,302.80/x - Step 3: Cross multiply
235,739.60x = 353,220.60 × 202,302.80 - Step 4: Simplify right side
235,739.60x = 71,457,516,397.68 - Step 5: Solve for x
x = 71,457,516,397.68/235,739.60 - Step 6: Final answer
x = 303,120.55
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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.