Finding the Fourth Proportional to 430.44, 594.58 and 338.36
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Solution
The fourth proportional to 430.44, 594.58 and 338.36 is: 467.39
Step by Step Solution
- Step 1: Write the proportion equation
430.44 : 594.58 = 338.36 : x - Step 2: Convert to fraction form
430.44/594.58 = 338.36/x - Step 3: Cross multiply
430.44x = 594.58 × 338.36 - Step 4: Simplify right side
430.44x = 201,182.09 - Step 5: Solve for x
x = 201,182.09/430.44 - Step 6: Final answer
x = 467.39
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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.