Finding the Fourth Proportional to 367,656.92, 507,366.81 and 206,512.05
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Solution
The fourth proportional to 367,656.92, 507,366.81 and 206,512.05 is: 284,986.78
Step by Step Solution
- Step 1: Write the proportion equation
367,656.92 : 507,366.81 = 206,512.05 : x - Step 2: Convert to fraction form
367,656.92/507,366.81 = 206,512.05/x - Step 3: Cross multiply
367,656.92x = 507,366.81 × 206,512.05 - Step 4: Simplify right side
367,656.92x = 104,777,360,035.06 - Step 5: Solve for x
x = 104,777,360,035.06/367,656.92 - Step 6: Final answer
x = 284,986.78
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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.