Finding the Fourth Proportional to 266,074.26, 398,899.47 and 153,626.92
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Solution
The fourth proportional to 266,074.26, 398,899.47 and 153,626.92 is: 230,318.02
Step by Step Solution
- Step 1: Write the proportion equation
266,074.26 : 398,899.47 = 153,626.92 : x - Step 2: Convert to fraction form
266,074.26/398,899.47 = 153,626.92/x - Step 3: Cross multiply
266,074.26x = 398,899.47 × 153,626.92 - Step 4: Simplify right side
266,074.26x = 61,281,696,965.73 - Step 5: Solve for x
x = 61,281,696,965.73/266,074.26 - Step 6: Final answer
x = 230,318.02
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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.