Finding the Fourth Proportional to 370,967.80, 511,936.48 and 201,201.94
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Solution
The fourth proportional to 370,967.80, 511,936.48 and 201,201.94 is: 277,659.17
Step by Step Solution
- Step 1: Write the proportion equation
370,967.80 : 511,936.48 = 201,201.94 : x - Step 2: Convert to fraction form
370,967.80/511,936.48 = 201,201.94/x - Step 3: Cross multiply
370,967.80x = 511,936.48 × 201,201.94 - Step 4: Simplify right side
370,967.80x = 103,002,612,932.77 - Step 5: Solve for x
x = 103,002,612,932.77/370,967.80 - Step 6: Final answer
x = 277,659.17
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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.