Finding the Fourth Proportional to 317,864.24, 476,758.58 and 104,579.26
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Solution
The fourth proportional to 317,864.24, 476,758.58 and 104,579.26 is: 156,856.46
Step by Step Solution
- Step 1: Write the proportion equation
317,864.24 : 476,758.58 = 104,579.26 : x - Step 2: Convert to fraction form
317,864.24/476,758.58 = 104,579.26/x - Step 3: Cross multiply
317,864.24x = 476,758.58 × 104,579.26 - Step 4: Simplify right side
317,864.24x = 49,859,059,495.05 - Step 5: Solve for x
x = 49,859,059,495.05/317,864.24 - Step 6: Final answer
x = 156,856.46
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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.