Finding the Fourth Proportional to 637,074.72, 879,163.25 and 350,594.82
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Solution
The fourth proportional to 637,074.72, 879,163.25 and 350,594.82 is: 483,820.92
Step by Step Solution
- Step 1: Write the proportion equation
637,074.72 : 879,163.25 = 350,594.82 : x - Step 2: Convert to fraction form
637,074.72/879,163.25 = 350,594.82/x - Step 3: Cross multiply
637,074.72x = 879,163.25 × 350,594.82 - Step 4: Simplify right side
637,074.72x = 308,230,079,631.39 - Step 5: Solve for x
x = 308,230,079,631.39/637,074.72 - Step 6: Final answer
x = 483,820.92
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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.