Finding the Fourth Proportional to 442,626.87, 610,825.06 and 251,640.26
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Solution
The fourth proportional to 442,626.87, 610,825.06 and 251,640.26 is: 347,263.55
Step by Step Solution
- Step 1: Write the proportion equation
442,626.87 : 610,825.06 = 251,640.26 : x - Step 2: Convert to fraction form
442,626.87/610,825.06 = 251,640.26/x - Step 3: Cross multiply
442,626.87x = 610,825.06 × 251,640.26 - Step 4: Simplify right side
442,626.87x = 153,708,176,912.92 - Step 5: Solve for x
x = 153,708,176,912.92/442,626.87 - Step 6: Final answer
x = 347,263.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.