Finding the Fourth Proportional to 844,759.38, 1,165,769.12 and 457,579.00
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Solution
The fourth proportional to 844,759.38, 1,165,769.12 and 457,579.00 is: 631,459.66
Step by Step Solution
- Step 1: Write the proportion equation
844,759.38 : 1,165,769.12 = 457,579.00 : x - Step 2: Convert to fraction form
844,759.38/1,165,769.12 = 457,579.00/x - Step 3: Cross multiply
844,759.38x = 1,165,769.12 × 457,579.00 - Step 4: Simplify right side
844,759.38x = 533,431,471,883.99 - Step 5: Solve for x
x = 533,431,471,883.99/844,759.38 - Step 6: Final answer
x = 631,459.66
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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.