Finding the Fourth Proportional to 375,960.36, 518,777.48 and 214,825.84
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Solution
The fourth proportional to 375,960.36, 518,777.48 and 214,825.84 is: 296,432.34
Step by Step Solution
- Step 1: Write the proportion equation
375,960.36 : 518,777.48 = 214,825.84 : x - Step 2: Convert to fraction form
375,960.36/518,777.48 = 214,825.84/x - Step 3: Cross multiply
375,960.36x = 518,777.48 × 214,825.84 - Step 4: Simplify right side
375,960.36x = 111,446,807,914.08 - Step 5: Solve for x
x = 111,446,807,914.08/375,960.36 - Step 6: Final answer
x = 296,432.34
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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.