Finding the Fourth Proportional to 545,057.68, 817,717.38 and 171,080.68
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Solution
The fourth proportional to 545,057.68, 817,717.38 and 171,080.68 is: 256,662.09
Step by Step Solution
- Step 1: Write the proportion equation
545,057.68 : 817,717.38 = 171,080.68 : x - Step 2: Convert to fraction form
545,057.68/817,717.38 = 171,080.68/x - Step 3: Cross multiply
545,057.68x = 817,717.38 × 171,080.68 - Step 4: Simplify right side
545,057.68x = 139,895,645,418.22 - Step 5: Solve for x
x = 139,895,645,418.22/545,057.68 - Step 6: Final answer
x = 256,662.09
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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.