Finding the Fourth Proportional to 436,201.56, 601,989.84 and 266,467.68
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Solution
The fourth proportional to 436,201.56, 601,989.84 and 266,467.68 is: 367,744.76
Step by Step Solution
- Step 1: Write the proportion equation
436,201.56 : 601,989.84 = 266,467.68 : x - Step 2: Convert to fraction form
436,201.56/601,989.84 = 266,467.68/x - Step 3: Cross multiply
436,201.56x = 601,989.84 × 266,467.68 - Step 4: Simplify right side
436,201.56x = 160,410,836,048.37 - Step 5: Solve for x
x = 160,410,836,048.37/436,201.56 - Step 6: Final answer
x = 367,744.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.