Finding the Fourth Proportional to 596, 822.62 and 430.64
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Solution
The fourth proportional to 596, 822.62 and 430.64 is: 594.38
Step by Step Solution
- Step 1: Write the proportion equation
596 : 822.62 = 430.64 : x - Step 2: Convert to fraction form
596/822.62 = 430.64/x - Step 3: Cross multiply
596x = 822.62 × 430.64 - Step 4: Simplify right side
596x = 354,253.08 - Step 5: Solve for x
x = 354,253.08/596 - Step 6: Final answer
x = 594.38
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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.