Finding the Fourth Proportional to 323,606.32, 485,628.08 and 113,246.08
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Solution
The fourth proportional to 323,606.32, 485,628.08 and 113,246.08 is: 169,945.62
Step by Step Solution
- Step 1: Write the proportion equation
323,606.32 : 485,628.08 = 113,246.08 : x - Step 2: Convert to fraction form
323,606.32/485,628.08 = 113,246.08/x - Step 3: Cross multiply
323,606.32x = 485,628.08 × 113,246.08 - Step 4: Simplify right side
323,606.32x = 54,995,476,397.93 - Step 5: Solve for x
x = 54,995,476,397.93/323,606.32 - Step 6: Final answer
x = 169,945.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.