Finding the Fourth Proportional to 746,112.09, 1,119,301.11 and 347,203.29
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Solution
The fourth proportional to 746,112.09, 1,119,301.11 and 347,203.29 is: 520,866.81
Step by Step Solution
- Step 1: Write the proportion equation
746,112.09 : 1,119,301.11 = 347,203.29 : x - Step 2: Convert to fraction form
746,112.09/1,119,301.11 = 347,203.29/x - Step 3: Cross multiply
746,112.09x = 1,119,301.11 × 347,203.29 - Step 4: Simplify right side
746,112.09x = 388,625,027,892.65 - Step 5: Solve for x
x = 388,625,027,892.65/746,112.09 - Step 6: Final answer
x = 520,866.81
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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.