Finding the Fourth Proportional to 1,054,821.97, 1,582,276.56 and 306,867.97
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Solution
The fourth proportional to 1,054,821.97, 1,582,276.56 and 306,867.97 is: 460,314.64
Step by Step Solution
- Step 1: Write the proportion equation
1,054,821.97 : 1,582,276.56 = 306,867.97 : x - Step 2: Convert to fraction form
1,054,821.97/1,582,276.56 = 306,867.97/x - Step 3: Cross multiply
1,054,821.97x = 1,582,276.56 × 306,867.97 - Step 4: Simplify right side
1,054,821.97x = 485,549,995,945.78 - Step 5: Solve for x
x = 485,549,995,945.78/1,054,821.97 - Step 6: Final answer
x = 460,314.64
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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.