Finding the Fourth Proportional to 557,924.64, 769,935.42 and 303,277.65
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Solution
The fourth proportional to 557,924.64, 769,935.42 and 303,277.65 is: 418,522.84
Step by Step Solution
- Step 1: Write the proportion equation
557,924.64 : 769,935.42 = 303,277.65 : x - Step 2: Convert to fraction form
557,924.64/769,935.42 = 303,277.65/x - Step 3: Cross multiply
557,924.64x = 769,935.42 × 303,277.65 - Step 4: Simplify right side
557,924.64x = 233,504,204,829.36 - Step 5: Solve for x
x = 233,504,204,829.36/557,924.64 - Step 6: Final answer
x = 418,522.84
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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.