Finding the Fourth Proportional to 839,541.44, 1,158,594.18 and 476,958.68
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Solution
The fourth proportional to 839,541.44, 1,158,594.18 and 476,958.68 is: 658,218.31
Step by Step Solution
- Step 1: Write the proportion equation
839,541.44 : 1,158,594.18 = 476,958.68 : x - Step 2: Convert to fraction form
839,541.44/1,158,594.18 = 476,958.68/x - Step 3: Cross multiply
839,541.44x = 1,158,594.18 × 476,958.68 - Step 4: Simplify right side
839,541.44x = 552,601,550,748.48 - Step 5: Solve for x
x = 552,601,550,748.48/839,541.44 - Step 6: Final answer
x = 658,218.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.