Finding the Fourth Proportional to 622,772.87, 859,248.76 and 350,745.62
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Solution
The fourth proportional to 622,772.87, 859,248.76 and 350,745.62 is: 483,928.82
Step by Step Solution
- Step 1: Write the proportion equation
622,772.87 : 859,248.76 = 350,745.62 : x - Step 2: Convert to fraction form
622,772.87/859,248.76 = 350,745.62/x - Step 3: Cross multiply
622,772.87x = 859,248.76 × 350,745.62 - Step 4: Simplify right side
622,772.87x = 301,377,738,183.57 - Step 5: Solve for x
x = 301,377,738,183.57/622,772.87 - Step 6: Final answer
x = 483,928.82
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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.