Finding the Fourth Proportional to 370.23, 510.48 and 252.08
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Solution
The fourth proportional to 370.23, 510.48 and 252.08 is: 347.57
Step by Step Solution
- Step 1: Write the proportion equation
370.23 : 510.48 = 252.08 : x - Step 2: Convert to fraction form
370.23/510.48 = 252.08/x - Step 3: Cross multiply
370.23x = 510.48 × 252.08 - Step 4: Simplify right side
370.23x = 128,679.25 - Step 5: Solve for x
x = 128,679.25/370.23 - Step 6: Final answer
x = 347.57
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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.