Finding the Fourth Proportional to 236,052.60, 325,560.78 and 216,372.84
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Solution
The fourth proportional to 236,052.60, 325,560.78 and 216,372.84 is: 298,418.70
Step by Step Solution
- Step 1: Write the proportion equation
236,052.60 : 325,560.78 = 216,372.84 : x - Step 2: Convert to fraction form
236,052.60/325,560.78 = 216,372.84/x - Step 3: Cross multiply
236,052.60x = 325,560.78 × 216,372.84 - Step 4: Simplify right side
236,052.60x = 70,442,510,561.22 - Step 5: Solve for x
x = 70,442,510,561.22/236,052.60 - Step 6: Final answer
x = 298,418.70
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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.