Finding the Fourth Proportional to 451,024.62, 622,414.68 and 247,071.06
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Solution
The fourth proportional to 451,024.62, 622,414.68 and 247,071.06 is: 340,958.45
Step by Step Solution
- Step 1: Write the proportion equation
451,024.62 : 622,414.68 = 247,071.06 : x - Step 2: Convert to fraction form
451,024.62/622,414.68 = 247,071.06/x - Step 3: Cross multiply
451,024.62x = 622,414.68 × 247,071.06 - Step 4: Simplify right side
451,024.62x = 153,780,654,747.16 - Step 5: Solve for x
x = 153,780,654,747.16/451,024.62 - Step 6: Final answer
x = 340,958.45
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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.