Finding the Fourth Proportional to 268,327.60, 402,487.21 and 68,646.26
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Solution
The fourth proportional to 268,327.60, 402,487.21 and 68,646.26 is: 102,968.32
Step by Step Solution
- Step 1: Write the proportion equation
268,327.60 : 402,487.21 = 68,646.26 : x - Step 2: Convert to fraction form
268,327.60/402,487.21 = 68,646.26/x - Step 3: Cross multiply
268,327.60x = 402,487.21 × 68,646.26 - Step 4: Simplify right side
268,327.60x = 27,629,241,664.33 - Step 5: Solve for x
x = 27,629,241,664.33/268,327.60 - Step 6: Final answer
x = 102,968.32
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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.