Finding the Fourth Proportional to 351,506.93, 526,944.64 and 126,814.55
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Solution
The fourth proportional to 351,506.93, 526,944.64 and 126,814.55 is: 190,107.90
Step by Step Solution
- Step 1: Write the proportion equation
351,506.93 : 526,944.64 = 126,814.55 : x - Step 2: Convert to fraction form
351,506.93/526,944.64 = 126,814.55/x - Step 3: Cross multiply
351,506.93x = 526,944.64 × 126,814.55 - Step 4: Simplify right side
351,506.93x = 66,824,244,682.53 - Step 5: Solve for x
x = 66,824,244,682.53/351,506.93 - Step 6: Final answer
x = 190,107.90
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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.