Finding the Fourth Proportional to 246,024.37, 339,512.07 and 138,628.99
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Solution
The fourth proportional to 246,024.37, 339,512.07 and 138,628.99 is: 191,307.13
Step by Step Solution
- Step 1: Write the proportion equation
246,024.37 : 339,512.07 = 138,628.99 : x - Step 2: Convert to fraction form
246,024.37/339,512.07 = 138,628.99/x - Step 3: Cross multiply
246,024.37x = 339,512.07 × 138,628.99 - Step 4: Simplify right side
246,024.37x = 47,066,215,356.91 - Step 5: Solve for x
x = 47,066,215,356.91/246,024.37 - Step 6: Final answer
x = 191,307.13
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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.