Finding the Fourth Proportional to 669,533.26, 1,004,337.87 and 214,164.49
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Solution
The fourth proportional to 669,533.26, 1,004,337.87 and 214,164.49 is: 321,258.88
Step by Step Solution
- Step 1: Write the proportion equation
669,533.26 : 1,004,337.87 = 214,164.49 : x - Step 2: Convert to fraction form
669,533.26/1,004,337.87 = 214,164.49/x - Step 3: Cross multiply
669,533.26x = 1,004,337.87 × 214,164.49 - Step 4: Simplify right side
669,533.26x = 215,093,506,285.41 - Step 5: Solve for x
x = 215,093,506,285.41/669,533.26 - Step 6: Final answer
x = 321,258.88
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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.