Finding the Fourth Proportional to 332,201.40, 498,302.10 and 313,830.60
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Solution
The fourth proportional to 332,201.40, 498,302.10 and 313,830.60 is: 470,745.90
Step by Step Solution
- Step 1: Write the proportion equation
332,201.40 : 498,302.10 = 313,830.60 : x - Step 2: Convert to fraction form
332,201.40/498,302.10 = 313,830.60/x - Step 3: Cross multiply
332,201.40x = 498,302.10 × 313,830.60 - Step 4: Simplify right side
332,201.40x = 156,382,447,024.26 - Step 5: Solve for x
x = 156,382,447,024.26/332,201.40 - Step 6: Final answer
x = 470,745.90
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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.