Finding the Fourth Proportional to 375,703.62, 518,477.27 and 203,627.09
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Solution
The fourth proportional to 375,703.62, 518,477.27 and 203,627.09 is: 281,008.78
Step by Step Solution
- Step 1: Write the proportion equation
375,703.62 : 518,477.27 = 203,627.09 : x - Step 2: Convert to fraction form
375,703.62/518,477.27 = 203,627.09/x - Step 3: Cross multiply
375,703.62x = 518,477.27 × 203,627.09 - Step 4: Simplify right side
375,703.62x = 105,576,014,110.72 - Step 5: Solve for x
x = 105,576,014,110.72/375,703.62 - Step 6: Final answer
x = 281,008.78
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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.