Finding the Fourth Proportional to 367,953.75, 507,750.93 and 206,833.05
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Solution
The fourth proportional to 367,953.75, 507,750.93 and 206,833.05 is: 285,415.42
Step by Step Solution
- Step 1: Write the proportion equation
367,953.75 : 507,750.93 = 206,833.05 : x - Step 2: Convert to fraction form
367,953.75/507,750.93 = 206,833.05/x - Step 3: Cross multiply
367,953.75x = 507,750.93 × 206,833.05 - Step 4: Simplify right side
367,953.75x = 105,019,673,492.24 - Step 5: Solve for x
x = 105,019,673,492.24/367,953.75 - Step 6: Final answer
x = 285,415.42
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1.5x scale
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.