Finding the Fourth Proportional to 224,183.08, 308,742.79 and 219,284.20
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Solution
The fourth proportional to 224,183.08, 308,742.79 and 219,284.20 is: 301,996.09
Step by Step Solution
- Step 1: Write the proportion equation
224,183.08 : 308,742.79 = 219,284.20 : x - Step 2: Convert to fraction form
224,183.08/308,742.79 = 219,284.20/x - Step 3: Cross multiply
224,183.08x = 308,742.79 × 219,284.20 - Step 4: Simplify right side
224,183.08x = 67,702,413,070.78 - Step 5: Solve for x
x = 67,702,413,070.78/224,183.08 - Step 6: Final answer
x = 301,996.09
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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.