Finding the Fourth Proportional to 656,515.17, 905,997.84 and 370,035.26
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Solution
The fourth proportional to 656,515.17, 905,997.84 and 370,035.26 is: 510,652.54
Step by Step Solution
- Step 1: Write the proportion equation
656,515.17 : 905,997.84 = 370,035.26 : x - Step 2: Convert to fraction form
656,515.17/905,997.84 = 370,035.26/x - Step 3: Cross multiply
656,515.17x = 905,997.84 × 370,035.26 - Step 4: Simplify right side
656,515.17x = 335,251,141,879.46 - Step 5: Solve for x
x = 335,251,141,879.46/656,515.17 - Step 6: Final answer
x = 510,652.54
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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.