Finding the Fourth Proportional to 255,840.39, 352,792.62 and 178,406.08
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Solution
The fourth proportional to 255,840.39, 352,792.62 and 178,406.08 is: 246,014.12
Step by Step Solution
- Step 1: Write the proportion equation
255,840.39 : 352,792.62 = 178,406.08 : x - Step 2: Convert to fraction form
255,840.39/352,792.62 = 178,406.08/x - Step 3: Cross multiply
255,840.39x = 352,792.62 × 178,406.08 - Step 4: Simplify right side
255,840.39x = 62,940,347,505.15 - Step 5: Solve for x
x = 62,940,347,505.15/255,840.39 - Step 6: Final answer
x = 246,014.12
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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.