Finding the Fourth Proportional to 226,569.57, 339,866.91 and 74,760.63
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Solution
The fourth proportional to 226,569.57, 339,866.91 and 74,760.63 is: 112,145.09
Step by Step Solution
- Step 1: Write the proportion equation
226,569.57 : 339,866.91 = 74,760.63 : x - Step 2: Convert to fraction form
226,569.57/339,866.91 = 74,760.63/x - Step 3: Cross multiply
226,569.57x = 339,866.91 × 74,760.63 - Step 4: Simplify right side
226,569.57x = 25,408,664,307.75 - Step 5: Solve for x
x = 25,408,664,307.75/226,569.57 - Step 6: Final answer
x = 112,145.09
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1.5x scale
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.