Finding the Fourth Proportional to 353,683.20, 530,524.80 and 241,708.80
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Solution
The fourth proportional to 353,683.20, 530,524.80 and 241,708.80 is: 362,563.20
Step by Step Solution
- Step 1: Write the proportion equation
353,683.20 : 530,524.80 = 241,708.80 : x - Step 2: Convert to fraction form
353,683.20/530,524.80 = 241,708.80/x - Step 3: Cross multiply
353,683.20x = 530,524.80 × 241,708.80 - Step 4: Simplify right side
353,683.20x = 128,232,512,778.24 - Step 5: Solve for x
x = 128,232,512,778.24/353,683.20 - Step 6: Final answer
x = 362,563.20
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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.