Finding the Fourth Proportional to 750,765.11, 1,126,292.56 and 245,190.17
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Solution
The fourth proportional to 750,765.11, 1,126,292.56 and 245,190.17 is: 367,832.58
Step by Step Solution
- Step 1: Write the proportion equation
750,765.11 : 1,126,292.56 = 245,190.17 : x - Step 2: Convert to fraction form
750,765.11/1,126,292.56 = 245,190.17/x - Step 3: Cross multiply
750,765.11x = 1,126,292.56 × 245,190.17 - Step 4: Simplify right side
750,765.11x = 276,155,866,765.38 - Step 5: Solve for x
x = 276,155,866,765.38/750,765.11 - Step 6: Final answer
x = 367,832.58
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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.