Finding the Fourth Proportional to 427,906.88, 590,576.16 and 246,645.68
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Solution
The fourth proportional to 427,906.88, 590,576.16 and 246,645.68 is: 340,408.31
Step by Step Solution
- Step 1: Write the proportion equation
427,906.88 : 590,576.16 = 246,645.68 : x - Step 2: Convert to fraction form
427,906.88/590,576.16 = 246,645.68/x - Step 3: Cross multiply
427,906.88x = 590,576.16 × 246,645.68 - Step 4: Simplify right side
427,906.88x = 145,663,058,574.99 - Step 5: Solve for x
x = 145,663,058,574.99/427,906.88 - Step 6: Final answer
x = 340,408.31
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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.