Finding the Fourth Proportional to 622,825.63, 859,499.35 and 336,345.68
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Solution
The fourth proportional to 622,825.63, 859,499.35 and 336,345.68 is: 464,157.03
Step by Step Solution
- Step 1: Write the proportion equation
622,825.63 : 859,499.35 = 336,345.68 : x - Step 2: Convert to fraction form
622,825.63/859,499.35 = 336,345.68/x - Step 3: Cross multiply
622,825.63x = 859,499.35 × 336,345.68 - Step 4: Simplify right side
622,825.63x = 289,088,894,643.19 - Step 5: Solve for x
x = 289,088,894,643.19/622,825.63 - Step 6: Final answer
x = 464,157.03
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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.