Finding the Fourth Proportional to 425,658.69, 587,408.81 and 244,382.31
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Solution
The fourth proportional to 425,658.69, 587,408.81 and 244,382.31 is: 337,247.48
Step by Step Solution
- Step 1: Write the proportion equation
425,658.69 : 587,408.81 = 244,382.31 : x - Step 2: Convert to fraction form
425,658.69/587,408.81 = 244,382.31/x - Step 3: Cross multiply
425,658.69x = 587,408.81 × 244,382.31 - Step 4: Simplify right side
425,658.69x = 143,552,320,680.24 - Step 5: Solve for x
x = 143,552,320,680.24/425,658.69 - Step 6: Final answer
x = 337,247.48
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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.