Finding the Fourth Proportional to 375,531.26, 518,281.41 and 214,349.42
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Solution
The fourth proportional to 375,531.26, 518,281.41 and 214,349.42 is: 295,829.75
Step by Step Solution
- Step 1: Write the proportion equation
375,531.26 : 518,281.41 = 214,349.42 : x - Step 2: Convert to fraction form
375,531.26/518,281.41 = 214,349.42/x - Step 3: Cross multiply
375,531.26x = 518,281.41 × 214,349.42 - Step 4: Simplify right side
375,531.26x = 111,093,319,630.28 - Step 5: Solve for x
x = 111,093,319,630.28/375,531.26 - Step 6: Final answer
x = 295,829.75
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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.