Finding the Fourth Proportional to 301,649.14, 416,257.41 and 165,656.62
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Solution
The fourth proportional to 301,649.14, 416,257.41 and 165,656.62 is: 228,596.03
Step by Step Solution
- Step 1: Write the proportion equation
301,649.14 : 416,257.41 = 165,656.62 : x - Step 2: Convert to fraction form
301,649.14/416,257.41 = 165,656.62/x - Step 3: Cross multiply
301,649.14x = 416,257.41 × 165,656.62 - Step 4: Simplify right side
301,649.14x = 68,955,795,590.55 - Step 5: Solve for x
x = 68,955,795,590.55/301,649.14 - Step 6: Final answer
x = 228,596.03
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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.