Finding the Fourth Proportional to 198,276.60, 272,569.58 and 170,580.08
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Solution
The fourth proportional to 198,276.60, 272,569.58 and 170,580.08 is: 234,495.34
Step by Step Solution
- Step 1: Write the proportion equation
198,276.60 : 272,569.58 = 170,580.08 : x - Step 2: Convert to fraction form
198,276.60/272,569.58 = 170,580.08/x - Step 3: Cross multiply
198,276.60x = 272,569.58 × 170,580.08 - Step 4: Simplify right side
198,276.60x = 46,494,938,546.22 - Step 5: Solve for x
x = 46,494,938,546.22/198,276.60 - Step 6: Final answer
x = 234,495.34
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.