Finding the Fourth Proportional to 293,577.75, 405,137.43 and 159,441.75
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Solution
The fourth proportional to 293,577.75, 405,137.43 and 159,441.75 is: 220,029.69
Step by Step Solution
- Step 1: Write the proportion equation
293,577.75 : 405,137.43 = 159,441.75 : x - Step 2: Convert to fraction form
293,577.75/405,137.43 = 159,441.75/x - Step 3: Cross multiply
293,577.75x = 405,137.43 × 159,441.75 - Step 4: Simplify right side
293,577.75x = 64,595,820,829.70 - Step 5: Solve for x
x = 64,595,820,829.70/293,577.75 - Step 6: Final answer
x = 220,029.69
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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.