Finding the Fourth Proportional to 340.62, 510.93 and 124.08
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Solution
The fourth proportional to 340.62, 510.93 and 124.08 is: 186.12
Step by Step Solution
- Step 1: Write the proportion equation
340.62 : 510.93 = 124.08 : x - Step 2: Convert to fraction form
340.62/510.93 = 124.08/x - Step 3: Cross multiply
340.62x = 510.93 × 124.08 - Step 4: Simplify right side
340.62x = 63,396.19 - Step 5: Solve for x
x = 63,396.19/340.62 - Step 6: Final answer
x = 186.12
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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.