Finding the Fourth Proportional to 939,530.02, 1,409,244.81 and 332,276.26
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Solution
The fourth proportional to 939,530.02, 1,409,244.81 and 332,276.26 is: 498,396.63
Step by Step Solution
- Step 1: Write the proportion equation
939,530.02 : 1,409,244.81 = 332,276.26 : x - Step 2: Convert to fraction form
939,530.02/1,409,244.81 = 332,276.26/x - Step 3: Cross multiply
939,530.02x = 1,409,244.81 × 332,276.26 - Step 4: Simplify right side
939,530.02x = 468,258,594,891.21 - Step 5: Solve for x
x = 468,258,594,891.21/939,530.02 - Step 6: Final answer
x = 498,396.63
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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.