Finding the Fourth Proportional to 227,328.58, 313,698.94 and 125,354.69
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Solution
The fourth proportional to 227,328.58, 313,698.94 and 125,354.69 is: 172,981.48
Step by Step Solution
- Step 1: Write the proportion equation
227,328.58 : 313,698.94 = 125,354.69 : x - Step 2: Convert to fraction form
227,328.58/313,698.94 = 125,354.69/x - Step 3: Cross multiply
227,328.58x = 313,698.94 × 125,354.69 - Step 4: Simplify right side
227,328.58x = 39,323,633,377.03 - Step 5: Solve for x
x = 39,323,633,377.03/227,328.58 - Step 6: Final answer
x = 172,981.48
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1.5x scale
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.