Finding the Fourth Proportional to 310,861.26, 466,291.96 and 111,169.53
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Solution
The fourth proportional to 310,861.26, 466,291.96 and 111,169.53 is: 166,754.32
Step by Step Solution
- Step 1: Write the proportion equation
310,861.26 : 466,291.96 = 111,169.53 : x - Step 2: Convert to fraction form
310,861.26/466,291.96 = 111,169.53/x - Step 3: Cross multiply
310,861.26x = 466,291.96 × 111,169.53 - Step 4: Simplify right side
310,861.26x = 51,837,457,758.06 - Step 5: Solve for x
x = 51,837,457,758.06/310,861.26 - Step 6: Final answer
x = 166,754.32
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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.