Finding the Fourth Proportional to 799,281.40, 1,102,995.28 and 436,697.44
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Solution
The fourth proportional to 799,281.40, 1,102,995.28 and 436,697.44 is: 602,635.34
Step by Step Solution
- Step 1: Write the proportion equation
799,281.40 : 1,102,995.28 = 436,697.44 : x - Step 2: Convert to fraction form
799,281.40/1,102,995.28 = 436,697.44/x - Step 3: Cross multiply
799,281.40x = 1,102,995.28 × 436,697.44 - Step 4: Simplify right side
799,281.40x = 481,675,215,108.08 - Step 5: Solve for x
x = 481,675,215,108.08/799,281.40 - Step 6: Final answer
x = 602,635.34
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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.