Finding the Fourth Proportional to 235,712.71, 324,462.09 and 205,445.53
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Solution
The fourth proportional to 235,712.71, 324,462.09 and 205,445.53 is: 282,798.86
Step by Step Solution
- Step 1: Write the proportion equation
235,712.71 : 324,462.09 = 205,445.53 : x - Step 2: Convert to fraction form
235,712.71/324,462.09 = 205,445.53/x - Step 3: Cross multiply
235,712.71x = 324,462.09 × 205,445.53 - Step 4: Simplify right side
235,712.71x = 66,659,286,044.96 - Step 5: Solve for x
x = 66,659,286,044.96/235,712.71 - Step 6: Final answer
x = 282,798.86
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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.