Finding the Fourth Proportional to 531,516.24, 797,313.24 and 215,979.12
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Solution
The fourth proportional to 531,516.24, 797,313.24 and 215,979.12 is: 323,984.48
Step by Step Solution
- Step 1: Write the proportion equation
531,516.24 : 797,313.24 = 215,979.12 : x - Step 2: Convert to fraction form
531,516.24/797,313.24 = 215,979.12/x - Step 3: Cross multiply
531,516.24x = 797,313.24 × 215,979.12 - Step 4: Simplify right side
531,516.24x = 172,203,011,939.55 - Step 5: Solve for x
x = 172,203,011,939.55/531,516.24 - Step 6: Final answer
x = 323,984.48
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1.5x scale
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.