Finding the Fourth Proportional to 682,994.78, 1,024,541.67 and 262,270.65
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Solution
The fourth proportional to 682,994.78, 1,024,541.67 and 262,270.65 is: 393,424.99
Step by Step Solution
- Step 1: Write the proportion equation
682,994.78 : 1,024,541.67 = 262,270.65 : x - Step 2: Convert to fraction form
682,994.78/1,024,541.67 = 262,270.65/x - Step 3: Cross multiply
682,994.78x = 1,024,541.67 × 262,270.65 - Step 4: Simplify right side
682,994.78x = 268,707,209,742.99 - Step 5: Solve for x
x = 268,707,209,742.99/682,994.78 - Step 6: Final answer
x = 393,424.99
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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.