Finding the Fourth Proportional to 323,124.09, 445,896.86 and 185,204.15
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Solution
The fourth proportional to 323,124.09, 445,896.86 and 185,204.15 is: 255,573.48
Step by Step Solution
- Step 1: Write the proportion equation
323,124.09 : 445,896.86 = 185,204.15 : x - Step 2: Convert to fraction form
323,124.09/445,896.86 = 185,204.15/x - Step 3: Cross multiply
323,124.09x = 445,896.86 × 185,204.15 - Step 4: Simplify right side
323,124.09x = 82,581,949,132.69 - Step 5: Solve for x
x = 82,581,949,132.69/323,124.09 - Step 6: Final answer
x = 255,573.48
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1.5x scale
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.