Finding the Fourth Proportional to 370,948.80, 511,909.44 and 201,181.44
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Solution
The fourth proportional to 370,948.80, 511,909.44 and 201,181.44 is: 277,630.44
Step by Step Solution
- Step 1: Write the proportion equation
370,948.80 : 511,909.44 = 201,181.44 : x - Step 2: Convert to fraction form
370,948.80/511,909.44 = 201,181.44/x - Step 3: Cross multiply
370,948.80x = 511,909.44 × 201,181.44 - Step 4: Simplify right side
370,948.80x = 102,986,678,288.79 - Step 5: Solve for x
x = 102,986,678,288.79/370,948.80 - Step 6: Final answer
x = 277,630.44
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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.