Finding the Fourth Proportional to 277,309.26, 382,686.71 and 149,984.82
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Solution
The fourth proportional to 277,309.26, 382,686.71 and 149,984.82 is: 206,979.01
Step by Step Solution
- Step 1: Write the proportion equation
277,309.26 : 382,686.71 = 149,984.82 : x - Step 2: Convert to fraction form
277,309.26/382,686.71 = 149,984.82/x - Step 3: Cross multiply
277,309.26x = 382,686.71 × 149,984.82 - Step 4: Simplify right side
277,309.26x = 57,397,196,565.82 - Step 5: Solve for x
x = 57,397,196,565.82/277,309.26 - Step 6: Final answer
x = 206,979.01
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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.