Finding the Fourth Proportional to 317,745.84, 476,622.69 and 93,110.88
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Solution
The fourth proportional to 317,745.84, 476,622.69 and 93,110.88 is: 139,667.47
Step by Step Solution
- Step 1: Write the proportion equation
317,745.84 : 476,622.69 = 93,110.88 : x - Step 2: Convert to fraction form
317,745.84/476,622.69 = 93,110.88/x - Step 3: Cross multiply
317,745.84x = 476,622.69 × 93,110.88 - Step 4: Simplify right side
317,745.84x = 44,378,758,093.87 - Step 5: Solve for x
x = 44,378,758,093.87/317,745.84 - Step 6: Final answer
x = 139,667.47
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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.