Finding the Fourth Proportional to 317,924.99, 476,961.35 and 93,276.35
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Solution
The fourth proportional to 317,924.99, 476,961.35 and 93,276.35 is: 139,936.20
Step by Step Solution
- Step 1: Write the proportion equation
317,924.99 : 476,961.35 = 93,276.35 : x - Step 2: Convert to fraction form
317,924.99/476,961.35 = 93,276.35/x - Step 3: Cross multiply
317,924.99x = 476,961.35 × 93,276.35 - Step 4: Simplify right side
317,924.99x = 44,489,213,819.07 - Step 5: Solve for x
x = 44,489,213,819.07/317,924.99 - Step 6: Final answer
x = 139,936.20
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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.