Finding the Fourth Proportional to 346.18, 519.36 and 302.44
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Solution
The fourth proportional to 346.18, 519.36 and 302.44 is: 453.74
Step by Step Solution
- Step 1: Write the proportion equation
346.18 : 519.36 = 302.44 : x - Step 2: Convert to fraction form
346.18/519.36 = 302.44/x - Step 3: Cross multiply
346.18x = 519.36 × 302.44 - Step 4: Simplify right side
346.18x = 157,075.24 - Step 5: Solve for x
x = 157,075.24/346.18 - Step 6: Final answer
x = 453.74
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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.