Finding the Fourth Proportional to 675,028.20, 1,012,655.70 and 201,761.40
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Solution
The fourth proportional to 675,028.20, 1,012,655.70 and 201,761.40 is: 302,675.99
Step by Step Solution
- Step 1: Write the proportion equation
675,028.20 : 1,012,655.70 = 201,761.40 : x - Step 2: Convert to fraction form
675,028.20/1,012,655.70 = 201,761.40/x - Step 3: Cross multiply
675,028.20x = 1,012,655.70 × 201,761.40 - Step 4: Simplify right side
675,028.20x = 204,314,831,749.98 - Step 5: Solve for x
x = 204,314,831,749.98/675,028.20 - Step 6: Final answer
x = 302,675.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.