Finding the Fourth Proportional to 622,458.24, 933,491.52 and 201,636.48
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Solution
The fourth proportional to 622,458.24, 933,491.52 and 201,636.48 is: 302,391.28
Step by Step Solution
- Step 1: Write the proportion equation
622,458.24 : 933,491.52 = 201,636.48 : x - Step 2: Convert to fraction form
622,458.24/933,491.52 = 201,636.48/x - Step 3: Cross multiply
622,458.24x = 933,491.52 × 201,636.48 - Step 4: Simplify right side
622,458.24x = 188,225,944,202.65 - Step 5: Solve for x
x = 188,225,944,202.65/622,458.24 - Step 6: Final answer
x = 302,391.28
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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.