Finding the Fourth Proportional to 431.52, 594.99 and 276
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Solution
The fourth proportional to 431.52, 594.99 and 276 is: 380.56
Step by Step Solution
- Step 1: Write the proportion equation
431.52 : 594.99 = 276 : x - Step 2: Convert to fraction form
431.52/594.99 = 276/x - Step 3: Cross multiply
431.52x = 594.99 × 276 - Step 4: Simplify right side
431.52x = 164,217.24 - Step 5: Solve for x
x = 164,217.24/431.52 - Step 6: Final answer
x = 380.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.