Finding the Fourth Proportional to 370,871.23, 511,799.71 and 201,105.36
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Solution
The fourth proportional to 370,871.23, 511,799.71 and 201,105.36 is: 277,523.99
Step by Step Solution
- Step 1: Write the proportion equation
370,871.23 : 511,799.71 = 201,105.36 : x - Step 2: Convert to fraction form
370,871.23/511,799.71 = 201,105.36/x - Step 3: Cross multiply
370,871.23x = 511,799.71 × 201,105.36 - Step 4: Simplify right side
370,871.23x = 102,925,664,927.45 - Step 5: Solve for x
x = 102,925,664,927.45/370,871.23 - Step 6: Final answer
x = 277,523.99
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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.