Finding the Fourth Proportional to 510.16, 765.24 and 125.41
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Solution
The fourth proportional to 510.16, 765.24 and 125.41 is: 188.12
Step by Step Solution
- Step 1: Write the proportion equation
510.16 : 765.24 = 125.41 : x - Step 2: Convert to fraction form
510.16/765.24 = 125.41/x - Step 3: Cross multiply
510.16x = 765.24 × 125.41 - Step 4: Simplify right side
510.16x = 95,968.75 - Step 5: Solve for x
x = 95,968.75/510.16 - Step 6: Final answer
x = 188.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.