Finding the Fourth Proportional to 682,961.44, 1,024,179.60 and 471,959.68
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Solution
The fourth proportional to 682,961.44, 1,024,179.60 and 471,959.68 is: 707,758.08
Step by Step Solution
- Step 1: Write the proportion equation
682,961.44 : 1,024,179.60 = 471,959.68 : x - Step 2: Convert to fraction form
682,961.44/1,024,179.60 = 471,959.68/x - Step 3: Cross multiply
682,961.44x = 1,024,179.60 × 471,959.68 - Step 4: Simplify right side
682,961.44x = 483,371,476,278.53 - Step 5: Solve for x
x = 483,371,476,278.53/682,961.44 - Step 6: Final answer
x = 707,758.08
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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.