Finding the Fourth Proportional to 531,101.18, 796,983.70 and 215,558.08
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Solution
The fourth proportional to 531,101.18, 796,983.70 and 215,558.08 is: 323,471.84
Step by Step Solution
- Step 1: Write the proportion equation
531,101.18 : 796,983.70 = 215,558.08 : x - Step 2: Convert to fraction form
531,101.18/796,983.70 = 215,558.08/x - Step 3: Cross multiply
531,101.18x = 796,983.70 × 215,558.08 - Step 4: Simplify right side
531,101.18x = 171,796,276,163.30 - Step 5: Solve for x
x = 171,796,276,163.30/531,101.18 - Step 6: Final answer
x = 323,471.84
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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.