Finding the Fourth Proportional to 682,844.60, 1,023,688.48 and 283,235.96
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Solution
The fourth proportional to 682,844.60, 1,023,688.48 and 283,235.96 is: 424,614.02
Step by Step Solution
- Step 1: Write the proportion equation
682,844.60 : 1,023,688.48 = 283,235.96 : x - Step 2: Convert to fraction form
682,844.60/1,023,688.48 = 283,235.96/x - Step 3: Cross multiply
682,844.60x = 1,023,688.48 × 283,235.96 - Step 4: Simplify right side
682,844.60x = 289,945,389,373.74 - Step 5: Solve for x
x = 289,945,389,373.74/682,844.60 - Step 6: Final answer
x = 424,614.02
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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.