Finding the Fourth Proportional to 190,389.59, 284,940.66 and 185,266.26
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Solution
The fourth proportional to 190,389.59, 284,940.66 and 185,266.26 is: 277,272.99
Step by Step Solution
- Step 1: Write the proportion equation
190,389.59 : 284,940.66 = 185,266.26 : x - Step 2: Convert to fraction form
190,389.59/284,940.66 = 185,266.26/x - Step 3: Cross multiply
190,389.59x = 284,940.66 × 185,266.26 - Step 4: Simplify right side
190,389.59x = 52,789,890,400.13 - Step 5: Solve for x
x = 52,789,890,400.13/190,389.59 - Step 6: Final answer
x = 277,272.99
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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.