Finding the Fourth Proportional to 839,589.63, 1,259,378.16 and 240,551.28
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Solution
The fourth proportional to 839,589.63, 1,259,378.16 and 240,551.28 is: 360,825.12
Step by Step Solution
- Step 1: Write the proportion equation
839,589.63 : 1,259,378.16 = 240,551.28 : x - Step 2: Convert to fraction form
839,589.63/1,259,378.16 = 240,551.28/x - Step 3: Cross multiply
839,589.63x = 1,259,378.16 × 240,551.28 - Step 4: Simplify right side
839,589.63x = 302,945,028,392.05 - Step 5: Solve for x
x = 302,945,028,392.05/839,589.63 - Step 6: Final answer
x = 360,825.12
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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.