Finding the Fourth Proportional to 375,934.67, 518,817.34 and 214,786.26
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Solution
The fourth proportional to 375,934.67, 518,817.34 and 214,786.26 is: 296,420.75
Step by Step Solution
- Step 1: Write the proportion equation
375,934.67 : 518,817.34 = 214,786.26 : x - Step 2: Convert to fraction form
375,934.67/518,817.34 = 214,786.26/x - Step 3: Cross multiply
375,934.67x = 518,817.34 × 214,786.26 - Step 4: Simplify right side
375,934.67x = 111,434,834,589.01 - Step 5: Solve for x
x = 111,434,834,589.01/375,934.67 - Step 6: Final answer
x = 296,420.75
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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.