Finding the Fourth Proportional to 431.99, 596.36 and 292.84
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Solution
The fourth proportional to 431.99, 596.36 and 292.84 is: 404.26
Step by Step Solution
- Step 1: Write the proportion equation
431.99 : 596.36 = 292.84 : x - Step 2: Convert to fraction form
431.99/596.36 = 292.84/x - Step 3: Cross multiply
431.99x = 596.36 × 292.84 - Step 4: Simplify right side
431.99x = 174,638.06 - Step 5: Solve for x
x = 174,638.06/431.99 - Step 6: Final answer
x = 404.26
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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.