Finding the Fourth Proportional to 436,682.51, 654,986.11 and 265,859.99
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Solution
The fourth proportional to 436,682.51, 654,986.11 and 265,859.99 is: 398,767.06
Step by Step Solution
- Step 1: Write the proportion equation
436,682.51 : 654,986.11 = 265,859.99 : x - Step 2: Convert to fraction form
436,682.51/654,986.11 = 265,859.99/x - Step 3: Cross multiply
436,682.51x = 654,986.11 × 265,859.99 - Step 4: Simplify right side
436,682.51x = 174,134,600,654.74 - Step 5: Solve for x
x = 174,134,600,654.74/436,682.51 - Step 6: Final answer
x = 398,767.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.