Finding the Fourth Proportional to 383,699.24, 575,450.69 and 113,764.26
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Solution
The fourth proportional to 383,699.24, 575,450.69 and 113,764.26 is: 170,617.28
Step by Step Solution
- Step 1: Write the proportion equation
383,699.24 : 575,450.69 = 113,764.26 : x - Step 2: Convert to fraction form
383,699.24/575,450.69 = 113,764.26/x - Step 3: Cross multiply
383,699.24x = 575,450.69 × 113,764.26 - Step 4: Simplify right side
383,699.24x = 65,465,721,345.52 - Step 5: Solve for x
x = 65,465,721,345.52/383,699.24 - Step 6: Final answer
x = 170,617.28
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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.