Finding the Fourth Proportional to 751,858.08, 1,127,995.36 and 347,173.92
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Solution
The fourth proportional to 751,858.08, 1,127,995.36 and 347,173.92 is: 520,857.04
Step by Step Solution
- Step 1: Write the proportion equation
751,858.08 : 1,127,995.36 = 347,173.92 : x - Step 2: Convert to fraction form
751,858.08/1,127,995.36 = 347,173.92/x - Step 3: Cross multiply
751,858.08x = 1,127,995.36 × 347,173.92 - Step 4: Simplify right side
751,858.08x = 391,610,570,873.01 - Step 5: Solve for x
x = 391,610,570,873.01/751,858.08 - Step 6: Final answer
x = 520,857.04
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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.