Finding the Fourth Proportional to 317,181.60, 437,482.08 and 203,896.08
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Solution
The fourth proportional to 317,181.60, 437,482.08 and 203,896.08 is: 281,229.68
Step by Step Solution
- Step 1: Write the proportion equation
317,181.60 : 437,482.08 = 203,896.08 : x - Step 2: Convert to fraction form
317,181.60/437,482.08 = 203,896.08/x - Step 3: Cross multiply
317,181.60x = 437,482.08 × 203,896.08 - Step 4: Simplify right side
317,181.60x = 89,200,881,182.25 - Step 5: Solve for x
x = 89,200,881,182.25/317,181.60 - Step 6: Final answer
x = 281,229.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.