Finding the Fourth Proportional to 541.17, 746.82 and 292.49
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Solution
The fourth proportional to 541.17, 746.82 and 292.49 is: 403.65
Step by Step Solution
- Step 1: Write the proportion equation
541.17 : 746.82 = 292.49 : x - Step 2: Convert to fraction form
541.17/746.82 = 292.49/x - Step 3: Cross multiply
541.17x = 746.82 × 292.49 - Step 4: Simplify right side
541.17x = 218,440.65 - Step 5: Solve for x
x = 218,440.65/541.17 - Step 6: Final answer
x = 403.65
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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.