Finding the Fourth Proportional to 351,694.97, 485,071.26 and 302,719.94
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Solution
The fourth proportional to 351,694.97, 485,071.26 and 302,719.94 is: 417,523.01
Step by Step Solution
- Step 1: Write the proportion equation
351,694.97 : 485,071.26 = 302,719.94 : x - Step 2: Convert to fraction form
351,694.97/485,071.26 = 302,719.94/x - Step 3: Cross multiply
351,694.97x = 485,071.26 × 302,719.94 - Step 4: Simplify right side
351,694.97x = 146,840,742,722.92 - Step 5: Solve for x
x = 146,840,742,722.92/351,694.97 - Step 6: Final answer
x = 417,523.01
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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.