Finding the Fourth Proportional to 682,960.68, 1,024,593.30 and 209,693.88
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Solution
The fourth proportional to 682,960.68, 1,024,593.30 and 209,693.88 is: 314,587.58
Step by Step Solution
- Step 1: Write the proportion equation
682,960.68 : 1,024,593.30 = 209,693.88 : x - Step 2: Convert to fraction form
682,960.68/1,024,593.30 = 209,693.88/x - Step 3: Cross multiply
682,960.68x = 1,024,593.30 × 209,693.88 - Step 4: Simplify right side
682,960.68x = 214,850,944,499.00 - Step 5: Solve for x
x = 214,850,944,499.00/682,960.68 - Step 6: Final answer
x = 314,587.58
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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.