Finding the Fourth Proportional to 490,169.70, 734,221.26 and 224,154.09
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Solution
The fourth proportional to 490,169.70, 734,221.26 and 224,154.09 is: 335,758.61
Step by Step Solution
- Step 1: Write the proportion equation
490,169.70 : 734,221.26 = 224,154.09 : x - Step 2: Convert to fraction form
490,169.70/734,221.26 = 224,154.09/x - Step 3: Cross multiply
490,169.70x = 734,221.26 × 224,154.09 - Step 4: Simplify right side
490,169.70x = 164,578,698,393.95 - Step 5: Solve for x
x = 164,578,698,393.95/490,169.70 - Step 6: Final answer
x = 335,758.61
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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.