Finding the Fourth Proportional to 683,620.97, 1,025,135.60 and 283,988.03
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Solution
The fourth proportional to 683,620.97, 1,025,135.60 and 283,988.03 is: 425,859.14
Step by Step Solution
- Step 1: Write the proportion equation
683,620.97 : 1,025,135.60 = 283,988.03 : x - Step 2: Convert to fraction form
683,620.97/1,025,135.60 = 283,988.03/x - Step 3: Cross multiply
683,620.97x = 1,025,135.60 × 283,988.03 - Step 4: Simplify right side
683,620.97x = 291,126,232,981.25 - Step 5: Solve for x
x = 291,126,232,981.25/683,620.97 - Step 6: Final answer
x = 425,859.14
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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.