Finding the Fourth Proportional to 238,845.49, 357,972.99 and 120,550.66
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Solution
The fourth proportional to 238,845.49, 357,972.99 and 120,550.66 is: 180,676.97
Step by Step Solution
- Step 1: Write the proportion equation
238,845.49 : 357,972.99 = 120,550.66 : x - Step 2: Convert to fraction form
238,845.49/357,972.99 = 120,550.66/x - Step 3: Cross multiply
238,845.49x = 357,972.99 × 120,550.66 - Step 4: Simplify right side
238,845.49x = 43,153,880,206.67 - Step 5: Solve for x
x = 43,153,880,206.67/238,845.49 - Step 6: Final answer
x = 180,676.97
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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.