Finding the Fourth Proportional to 772,716.24, 1,159,068.24 and 240,236.28
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Solution
The fourth proportional to 772,716.24, 1,159,068.24 and 240,236.28 is: 360,352.52
Step by Step Solution
- Step 1: Write the proportion equation
772,716.24 : 1,159,068.24 = 240,236.28 : x - Step 2: Convert to fraction form
772,716.24/1,159,068.24 = 240,236.28/x - Step 3: Cross multiply
772,716.24x = 1,159,068.24 × 240,236.28 - Step 4: Simplify right side
772,716.24x = 278,450,242,243.75 - Step 5: Solve for x
x = 278,450,242,243.75/772,716.24 - Step 6: Final answer
x = 360,352.52
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1.5x scale
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.