Finding the Fourth Proportional to 361,135.58, 498,201.72 and 233,852.18
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Solution
The fourth proportional to 361,135.58, 498,201.72 and 233,852.18 is: 322,608.92
Step by Step Solution
- Step 1: Write the proportion equation
361,135.58 : 498,201.72 = 233,852.18 : x - Step 2: Convert to fraction form
361,135.58/498,201.72 = 233,852.18/x - Step 3: Cross multiply
361,135.58x = 498,201.72 × 233,852.18 - Step 4: Simplify right side
361,135.58x = 116,505,558,301.75 - Step 5: Solve for x
x = 116,505,558,301.75/361,135.58 - Step 6: Final answer
x = 322,608.92
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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.