Finding the Fourth Proportional to 356.39, 534.07 and 202.08
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Solution
The fourth proportional to 356.39, 534.07 and 202.08 is: 302.83
Step by Step Solution
- Step 1: Write the proportion equation
356.39 : 534.07 = 202.08 : x - Step 2: Convert to fraction form
356.39/534.07 = 202.08/x - Step 3: Cross multiply
356.39x = 534.07 × 202.08 - Step 4: Simplify right side
356.39x = 107,924.87 - Step 5: Solve for x
x = 107,924.87/356.39 - Step 6: Final answer
x = 302.83
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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.