Finding the Fourth Proportional to 325,438.07, 486,177.96 and 210,650.73
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Solution
The fourth proportional to 325,438.07, 486,177.96 and 210,650.73 is: 314,695.02
Step by Step Solution
- Step 1: Write the proportion equation
325,438.07 : 486,177.96 = 210,650.73 : x - Step 2: Convert to fraction form
325,438.07/486,177.96 = 210,650.73/x - Step 3: Cross multiply
325,438.07x = 486,177.96 × 210,650.73 - Step 4: Simplify right side
325,438.07x = 102,413,741,150.68 - Step 5: Solve for x
x = 102,413,741,150.68/325,438.07 - Step 6: Final answer
x = 314,695.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.