Finding the Fourth Proportional to 372,238.24, 513,734.38 and 219,268.52
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Solution
The fourth proportional to 372,238.24, 513,734.38 and 219,268.52 is: 302,617.42
Step by Step Solution
- Step 1: Write the proportion equation
372,238.24 : 513,734.38 = 219,268.52 : x - Step 2: Convert to fraction form
372,238.24/513,734.38 = 219,268.52/x - Step 3: Cross multiply
372,238.24x = 513,734.38 × 219,268.52 - Step 4: Simplify right side
372,238.24x = 112,645,777,175.72 - Step 5: Solve for x
x = 112,645,777,175.72/372,238.24 - Step 6: Final answer
x = 302,617.42
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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.