Finding the Fourth Proportional to 350,894.94, 484,235.01 and 189,749.99
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Solution
The fourth proportional to 350,894.94, 484,235.01 and 189,749.99 is: 261,854.99
Step by Step Solution
- Step 1: Write the proportion equation
350,894.94 : 484,235.01 = 189,749.99 : x - Step 2: Convert to fraction form
350,894.94/484,235.01 = 189,749.99/x - Step 3: Cross multiply
350,894.94x = 484,235.01 × 189,749.99 - Step 4: Simplify right side
350,894.94x = 91,883,589,515.74 - Step 5: Solve for x
x = 91,883,589,515.74/350,894.94 - Step 6: Final answer
x = 261,854.99
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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.