Finding the Fourth Proportional to 375,626.70, 518,361.87 and 205,860.42
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Solution
The fourth proportional to 375,626.70, 518,361.87 and 205,860.42 is: 284,085.75
Step by Step Solution
- Step 1: Write the proportion equation
375,626.70 : 518,361.87 = 205,860.42 : x - Step 2: Convert to fraction form
375,626.70/518,361.87 = 205,860.42/x - Step 3: Cross multiply
375,626.70x = 518,361.87 × 205,860.42 - Step 4: Simplify right side
375,626.70x = 106,710,192,270.19 - Step 5: Solve for x
x = 106,710,192,270.19/375,626.70 - Step 6: Final answer
x = 284,085.75
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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.