Finding the Fourth Proportional to 775,137.58, 1,069,634.29 and 426,302.54
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Solution
The fourth proportional to 775,137.58, 1,069,634.29 and 426,302.54 is: 588,266.94
Step by Step Solution
- Step 1: Write the proportion equation
775,137.58 : 1,069,634.29 = 426,302.54 : x - Step 2: Convert to fraction form
775,137.58/1,069,634.29 = 426,302.54/x - Step 3: Cross multiply
775,137.58x = 1,069,634.29 × 426,302.54 - Step 4: Simplify right side
775,137.58x = 455,987,814,698.10 - Step 5: Solve for x
x = 455,987,814,698.10/775,137.58 - Step 6: Final answer
x = 588,266.94
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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.