Finding the Fourth Proportional to 235,502.73, 324,829.10 and 154,904.49
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Solution
The fourth proportional to 235,502.73, 324,829.10 and 154,904.49 is: 213,659.88
Step by Step Solution
- Step 1: Write the proportion equation
235,502.73 : 324,829.10 = 154,904.49 : x - Step 2: Convert to fraction form
235,502.73/324,829.10 = 154,904.49/x - Step 3: Cross multiply
235,502.73x = 324,829.10 × 154,904.49 - Step 4: Simplify right side
235,502.73x = 50,317,486,072.66 - Step 5: Solve for x
x = 50,317,486,072.66/235,502.73 - Step 6: Final answer
x = 213,659.88
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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.