Finding the Fourth Proportional to 622,844.21, 859,524.97 and 336,364.26
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Solution
The fourth proportional to 622,844.21, 859,524.97 and 336,364.26 is: 464,182.66
Step by Step Solution
- Step 1: Write the proportion equation
622,844.21 : 859,524.97 = 336,364.26 : x - Step 2: Convert to fraction form
622,844.21/859,524.97 = 336,364.26/x - Step 3: Cross multiply
622,844.21x = 859,524.97 × 336,364.26 - Step 4: Simplify right side
622,844.21x = 289,113,482,634.39 - Step 5: Solve for x
x = 289,113,482,634.39/622,844.21 - Step 6: Final answer
x = 464,182.66
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1.5x scale
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.