Finding the Fourth Proportional to 341,504.84, 512,209.12 and 214,758.68
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Solution
The fourth proportional to 341,504.84, 512,209.12 and 214,758.68 is: 322,107.74
Step by Step Solution
- Step 1: Write the proportion equation
341,504.84 : 512,209.12 = 214,758.68 : x - Step 2: Convert to fraction form
341,504.84/512,209.12 = 214,758.68/x - Step 3: Cross multiply
341,504.84x = 512,209.12 × 214,758.68 - Step 4: Simplify right side
341,504.84x = 110,001,351,799.89 - Step 5: Solve for x
x = 110,001,351,799.89/341,504.84 - Step 6: Final answer
x = 322,107.74
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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.