Finding the Fourth Proportional to 751,176.80, 1,126,806.24 and 190,216.16
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Solution
The fourth proportional to 751,176.80, 1,126,806.24 and 190,216.16 is: 285,334.63
Step by Step Solution
- Step 1: Write the proportion equation
751,176.80 : 1,126,806.24 = 190,216.16 : x - Step 2: Convert to fraction form
751,176.80/1,126,806.24 = 190,216.16/x - Step 3: Cross multiply
751,176.80x = 1,126,806.24 × 190,216.16 - Step 4: Simplify right side
751,176.80x = 214,336,750,402.81 - Step 5: Solve for x
x = 214,336,750,402.81/751,176.80 - Step 6: Final answer
x = 285,334.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.