Finding the Fourth Proportional to 300,536.09, 450,970.14 and 167,491.32
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Solution
The fourth proportional to 300,536.09, 450,970.14 and 167,491.32 is: 251,329.49
Step by Step Solution
- Step 1: Write the proportion equation
300,536.09 : 450,970.14 = 167,491.32 : x - Step 2: Convert to fraction form
300,536.09/450,970.14 = 167,491.32/x - Step 3: Cross multiply
300,536.09x = 450,970.14 × 167,491.32 - Step 4: Simplify right side
300,536.09x = 75,533,582,338.05 - Step 5: Solve for x
x = 75,533,582,338.05/300,536.09 - Step 6: Final answer
x = 251,329.49
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1.5x scale
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.