Finding the Fourth Proportional to 504,561.74, 695,571.70 and 396,944.88
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Solution
The fourth proportional to 504,561.74, 695,571.70 and 396,944.88 is: 547,214.75
Step by Step Solution
- Step 1: Write the proportion equation
504,561.74 : 695,571.70 = 396,944.88 : x - Step 2: Convert to fraction form
504,561.74/695,571.70 = 396,944.88/x - Step 3: Cross multiply
504,561.74x = 695,571.70 × 396,944.88 - Step 4: Simplify right side
504,561.74x = 276,103,624,987.90 - Step 5: Solve for x
x = 276,103,624,987.90/504,561.74 - Step 6: Final answer
x = 547,214.75
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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.