Finding the Fourth Proportional to 267,974.82, 401,371.74 and 149,351.94
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Solution
The fourth proportional to 267,974.82, 401,371.74 and 149,351.94 is: 223,698.81
Step by Step Solution
- Step 1: Write the proportion equation
267,974.82 : 401,371.74 = 149,351.94 : x - Step 2: Convert to fraction form
267,974.82/401,371.74 = 149,351.94/x - Step 3: Cross multiply
267,974.82x = 401,371.74 × 149,351.94 - Step 4: Simplify right side
267,974.82x = 59,945,648,030.18 - Step 5: Solve for x
x = 59,945,648,030.18/267,974.82 - Step 6: Final answer
x = 223,698.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.