Finding the Fourth Proportional to 622,824.15, 859,497.32 and 336,344.23
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Solution
The fourth proportional to 622,824.15, 859,497.32 and 336,344.23 is: 464,155.02
Step by Step Solution
- Step 1: Write the proportion equation
622,824.15 : 859,497.32 = 336,344.23 : x - Step 2: Convert to fraction form
622,824.15/859,497.32 = 336,344.23/x - Step 3: Cross multiply
622,824.15x = 859,497.32 × 336,344.23 - Step 4: Simplify right side
622,824.15x = 289,086,958,303.26 - Step 5: Solve for x
x = 289,086,958,303.26/622,824.15 - Step 6: Final answer
x = 464,155.02
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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.