Finding the Fourth Proportional to 755,972.26, 1,133,358.98 and 396,074.08
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Solution
The fourth proportional to 755,972.26, 1,133,358.98 and 396,074.08 is: 593,797.07
Step by Step Solution
- Step 1: Write the proportion equation
755,972.26 : 1,133,358.98 = 396,074.08 : x - Step 2: Convert to fraction form
755,972.26/1,133,358.98 = 396,074.08/x - Step 3: Cross multiply
755,972.26x = 1,133,358.98 × 396,074.08 - Step 4: Simplify right side
755,972.26x = 448,894,115,313.24 - Step 5: Solve for x
x = 448,894,115,313.24/755,972.26 - Step 6: Final answer
x = 593,797.07
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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.