Finding the Fourth Proportional to 293,555.40, 440,194.28 and 113,725.05
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Solution
The fourth proportional to 293,555.40, 440,194.28 and 113,725.05 is: 170,533.79
Step by Step Solution
- Step 1: Write the proportion equation
293,555.40 : 440,194.28 = 113,725.05 : x - Step 2: Convert to fraction form
293,555.40/440,194.28 = 113,725.05/x - Step 3: Cross multiply
293,555.40x = 440,194.28 × 113,725.05 - Step 4: Simplify right side
293,555.40x = 50,061,114,301.74 - Step 5: Solve for x
x = 50,061,114,301.74/293,555.40 - Step 6: Final answer
x = 170,533.79
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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.