Finding the Fourth Proportional to 323,107.84, 445,878.84 and 179,864.74
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Solution
The fourth proportional to 323,107.84, 445,878.84 and 179,864.74 is: 248,207.79
Step by Step Solution
- Step 1: Write the proportion equation
323,107.84 : 445,878.84 = 179,864.74 : x - Step 2: Convert to fraction form
323,107.84/445,878.84 = 179,864.74/x - Step 3: Cross multiply
323,107.84x = 445,878.84 × 179,864.74 - Step 4: Simplify right side
323,107.84x = 80,197,881,628.10 - Step 5: Solve for x
x = 80,197,881,628.10/323,107.84 - Step 6: Final answer
x = 248,207.79
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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.