Finding the Third Proportional to 338,428.76 and 507,716.23
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Solution
The third proportional to 338,428.76 and 507,716.23 is: 761,683.99
Step by Step Solution
- Step 1: Write the proportion equation
338,428.76 : 507,716.23 = 507,716.23 : x - Step 2: Convert to fraction form
338,428.76/507,716.23 = 507,716.23/x - Step 3: Cross multiply
338,428.76x = 507,716.23 × 507,716.23 - Step 4: Simplify right side
338,428.76x = 257,775,766,714.86 - Step 5: Solve for x
x = 257,775,766,714.86/338,428.76 - Step 6: Final answer
x = 761,683.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.