Finding the Fourth Proportional to 446,963.96, 616,810.26 and 245,759.96
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Solution
The fourth proportional to 446,963.96, 616,810.26 and 245,759.96 is: 339,148.74
Step by Step Solution
- Step 1: Write the proportion equation
446,963.96 : 616,810.26 = 245,759.96 : x - Step 2: Convert to fraction form
446,963.96/616,810.26 = 245,759.96/x - Step 3: Cross multiply
446,963.96x = 616,810.26 × 245,759.96 - Step 4: Simplify right side
446,963.96x = 151,587,264,825.19 - Step 5: Solve for x
x = 151,587,264,825.19/446,963.96 - Step 6: Final answer
x = 339,148.74
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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.