Finding the Fourth Proportional to 303,901.58, 419,409.44 and 167,962.08
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Solution
The fourth proportional to 303,901.58, 419,409.44 and 167,962.08 is: 231,801.63
Step by Step Solution
- Step 1: Write the proportion equation
303,901.58 : 419,409.44 = 167,962.08 : x - Step 2: Convert to fraction form
303,901.58/419,409.44 = 167,962.08/x - Step 3: Cross multiply
303,901.58x = 419,409.44 × 167,962.08 - Step 4: Simplify right side
303,901.58x = 70,444,881,914.04 - Step 5: Solve for x
x = 70,444,881,914.04/303,901.58 - Step 6: Final answer
x = 231,801.63
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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.