Finding the Fourth Proportional to 799,048.19, 1,102,686.46 and 431,525.29
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Solution
The fourth proportional to 799,048.19, 1,102,686.46 and 431,525.29 is: 595,504.88
Step by Step Solution
- Step 1: Write the proportion equation
799,048.19 : 1,102,686.46 = 431,525.29 : x - Step 2: Convert to fraction form
799,048.19/1,102,686.46 = 431,525.29/x - Step 3: Cross multiply
799,048.19x = 1,102,686.46 × 431,525.29 - Step 4: Simplify right side
799,048.19x = 475,837,094,430.57 - Step 5: Solve for x
x = 475,837,094,430.57/799,048.19 - Step 6: Final answer
x = 595,504.88
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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.