Finding the Fourth Proportional to 277,294.01, 382,665.75 and 149,969.57
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Solution
The fourth proportional to 277,294.01, 382,665.75 and 149,969.57 is: 206,958.02
Step by Step Solution
- Step 1: Write the proportion equation
277,294.01 : 382,665.75 = 149,969.57 : x - Step 2: Convert to fraction form
277,294.01/382,665.75 = 149,969.57/x - Step 3: Cross multiply
277,294.01x = 382,665.75 × 149,969.57 - Step 4: Simplify right side
277,294.01x = 57,388,217,981.23 - Step 5: Solve for x
x = 57,388,217,981.23/277,294.01 - Step 6: Final answer
x = 206,958.02
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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.