Finding the Fourth Proportional to 356.61, 533.88 and 202.26
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Solution
The fourth proportional to 356.61, 533.88 and 202.26 is: 302.80
Step by Step Solution
- Step 1: Write the proportion equation
356.61 : 533.88 = 202.26 : x - Step 2: Convert to fraction form
356.61/533.88 = 202.26/x - Step 3: Cross multiply
356.61x = 533.88 × 202.26 - Step 4: Simplify right side
356.61x = 107,982.57 - Step 5: Solve for x
x = 107,982.57/356.61 - Step 6: Final answer
x = 302.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.