Finding the Fourth Proportional to 624,843.40, 937,071.35 and 225,432.26
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Solution
The fourth proportional to 624,843.40, 937,071.35 and 225,432.26 is: 338,078.49
Step by Step Solution
- Step 1: Write the proportion equation
624,843.40 : 937,071.35 = 225,432.26 : x - Step 2: Convert to fraction form
624,843.40/937,071.35 = 225,432.26/x - Step 3: Cross multiply
624,843.40x = 937,071.35 × 225,432.26 - Step 4: Simplify right side
624,843.40x = 211,246,112,211.75 - Step 5: Solve for x
x = 211,246,112,211.75/624,843.40 - Step 6: Final answer
x = 338,078.49
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1.5x scale
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.