Finding the Fourth Proportional to 314,771.70, 472,249.49 and 101,534.89
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Solution
The fourth proportional to 314,771.70, 472,249.49 and 101,534.89 is: 152,331.99
Step by Step Solution
- Step 1: Write the proportion equation
314,771.70 : 472,249.49 = 101,534.89 : x - Step 2: Convert to fraction form
314,771.70/472,249.49 = 101,534.89/x - Step 3: Cross multiply
314,771.70x = 472,249.49 × 101,534.89 - Step 4: Simplify right side
314,771.70x = 47,949,800,019.71 - Step 5: Solve for x
x = 47,949,800,019.71/314,771.70 - Step 6: Final answer
x = 152,331.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.