Finding the Fourth Proportional to 400,389.68, 600,584.52 and 134,150.68
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Solution
The fourth proportional to 400,389.68, 600,584.52 and 134,150.68 is: 201,226.02
Step by Step Solution
- Step 1: Write the proportion equation
400,389.68 : 600,584.52 = 134,150.68 : x - Step 2: Convert to fraction form
400,389.68/600,584.52 = 134,150.68/x - Step 3: Cross multiply
400,389.68x = 600,584.52 × 134,150.68 - Step 4: Simplify right side
400,389.68x = 80,568,823,009.27 - Step 5: Solve for x
x = 80,568,823,009.27/400,389.68 - Step 6: Final answer
x = 201,226.02
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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.