Finding the Fourth Proportional to 317,758.99, 476,704.14 and 93,126.79
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Solution
The fourth proportional to 317,758.99, 476,704.14 and 93,126.79 is: 139,709.43
Step by Step Solution
- Step 1: Write the proportion equation
317,758.99 : 476,704.14 = 93,126.79 : x - Step 2: Convert to fraction form
317,758.99/476,704.14 = 93,126.79/x - Step 3: Cross multiply
317,758.99x = 476,704.14 × 93,126.79 - Step 4: Simplify right side
317,758.99x = 44,393,926,337.91 - Step 5: Solve for x
x = 44,393,926,337.91/317,758.99 - Step 6: Final answer
x = 139,709.43
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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.