Finding the Third Proportional to 338,433.50 and 507,716.75
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Solution
The third proportional to 338,433.50 and 507,716.75 is: 761,674.89
Step by Step Solution
- Step 1: Write the proportion equation
338,433.50 : 507,716.75 = 507,716.75 : x - Step 2: Convert to fraction form
338,433.50/507,716.75 = 507,716.75/x - Step 3: Cross multiply
338,433.50x = 507,716.75 × 507,716.75 - Step 4: Simplify right side
338,433.50x = 257,776,298,230.56 - Step 5: Solve for x
x = 257,776,298,230.56/338,433.50 - Step 6: Final answer
x = 761,674.89
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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.