Finding the Fourth Proportional to 311,214.96, 466,863.35 and 111,558.06
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Solution
The fourth proportional to 311,214.96, 466,863.35 and 111,558.06 is: 167,351.75
Step by Step Solution
- Step 1: Write the proportion equation
311,214.96 : 466,863.35 = 111,558.06 : x - Step 2: Convert to fraction form
311,214.96/466,863.35 = 111,558.06/x - Step 3: Cross multiply
311,214.96x = 466,863.35 × 111,558.06 - Step 4: Simplify right side
311,214.96x = 52,082,369,053.31 - Step 5: Solve for x
x = 52,082,369,053.31/311,214.96 - Step 6: Final answer
x = 167,351.75
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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.