Finding the Fourth Proportional to 277,101.83, 382,402.28 and 149,777.12
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Solution
The fourth proportional to 277,101.83, 382,402.28 and 149,777.12 is: 206,693.37
Step by Step Solution
- Step 1: Write the proportion equation
277,101.83 : 382,402.28 = 149,777.12 : x - Step 2: Convert to fraction form
277,101.83/382,402.28 = 149,777.12/x - Step 3: Cross multiply
277,101.83x = 382,402.28 × 149,777.12 - Step 4: Simplify right side
277,101.83x = 57,275,112,179.83 - Step 5: Solve for x
x = 57,275,112,179.83/277,101.83 - Step 6: Final answer
x = 206,693.37
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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.