Finding the Fourth Proportional to 375,949.96, 518,812.09 and 203,867.79
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Solution
The fourth proportional to 375,949.96, 518,812.09 and 203,867.79 is: 281,338.17
Step by Step Solution
- Step 1: Write the proportion equation
375,949.96 : 518,812.09 = 203,867.79 : x - Step 2: Convert to fraction form
375,949.96/518,812.09 = 203,867.79/x - Step 3: Cross multiply
375,949.96x = 518,812.09 × 203,867.79 - Step 4: Simplify right side
375,949.96x = 105,769,071,758.37 - Step 5: Solve for x
x = 105,769,071,758.37/375,949.96 - Step 6: Final answer
x = 281,338.17
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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.