Finding the Fourth Proportional to 227,468.58, 313,907.70 and 125,495.28
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Solution
The fourth proportional to 227,468.58, 313,907.70 and 125,495.28 is: 173,184.07
Step by Step Solution
- Step 1: Write the proportion equation
227,468.58 : 313,907.70 = 125,495.28 : x - Step 2: Convert to fraction form
227,468.58/313,907.70 = 125,495.28/x - Step 3: Cross multiply
227,468.58x = 313,907.70 × 125,495.28 - Step 4: Simplify right side
227,468.58x = 39,393,934,705.66 - Step 5: Solve for x
x = 39,393,934,705.66/227,468.58 - Step 6: Final answer
x = 173,184.07
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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.