Finding the Fourth Proportional to 370,886.72, 511,823.67 and 201,120.98
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Solution
The fourth proportional to 370,886.72, 511,823.67 and 201,120.98 is: 277,546.95
Step by Step Solution
- Step 1: Write the proportion equation
370,886.72 : 511,823.67 = 201,120.98 : x - Step 2: Convert to fraction form
370,886.72/511,823.67 = 201,120.98/x - Step 3: Cross multiply
370,886.72x = 511,823.67 × 201,120.98 - Step 4: Simplify right side
370,886.72x = 102,938,478,212.02 - Step 5: Solve for x
x = 102,938,478,212.02/370,886.72 - Step 6: Final answer
x = 277,546.95
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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.