Finding the Fourth Proportional to 383,744.49, 575,449.52 and 110,130.44
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Solution
The fourth proportional to 383,744.49, 575,449.52 and 110,130.44 is: 165,147.66
Step by Step Solution
- Step 1: Write the proportion equation
383,744.49 : 575,449.52 = 110,130.44 : x - Step 2: Convert to fraction form
383,744.49/575,449.52 = 110,130.44/x - Step 3: Cross multiply
383,744.49x = 575,449.52 × 110,130.44 - Step 4: Simplify right side
383,744.49x = 63,374,505,407.49 - Step 5: Solve for x
x = 63,374,505,407.49/383,744.49 - Step 6: Final answer
x = 165,147.66
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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.