Finding the Fourth Proportional to 293,884.10, 440,890.95 and 94,213.70
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Solution
The fourth proportional to 293,884.10, 440,890.95 and 94,213.70 is: 141,341.32
Step by Step Solution
- Step 1: Write the proportion equation
293,884.10 : 440,890.95 = 94,213.70 : x - Step 2: Convert to fraction form
293,884.10/440,890.95 = 94,213.70/x - Step 3: Cross multiply
293,884.10x = 440,890.95 × 94,213.70 - Step 4: Simplify right side
293,884.10x = 41,537,967,696.02 - Step 5: Solve for x
x = 41,537,967,696.02/293,884.10 - Step 6: Final answer
x = 141,341.32
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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.