Finding the Fourth Proportional to 701,702.49, 968,348.07 and 395,777.91
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Solution
The fourth proportional to 701,702.49, 968,348.07 and 395,777.91 is: 546,172.75
Step by Step Solution
- Step 1: Write the proportion equation
701,702.49 : 968,348.07 = 395,777.91 : x - Step 2: Convert to fraction form
701,702.49/968,348.07 = 395,777.91/x - Step 3: Cross multiply
701,702.49x = 968,348.07 × 395,777.91 - Step 4: Simplify right side
701,702.49x = 383,250,775,297.13 - Step 5: Solve for x
x = 383,250,775,297.13/701,702.49 - Step 6: Final answer
x = 546,172.75
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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.