Finding the Fourth Proportional to 397.99, 597.03 and 202.99
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Solution
The fourth proportional to 397.99, 597.03 and 202.99 is: 304.51
Step by Step Solution
- Step 1: Write the proportion equation
397.99 : 597.03 = 202.99 : x - Step 2: Convert to fraction form
397.99/597.03 = 202.99/x - Step 3: Cross multiply
397.99x = 597.03 × 202.99 - Step 4: Simplify right side
397.99x = 121,191.12 - Step 5: Solve for x
x = 121,191.12/397.99 - Step 6: Final answer
x = 304.51
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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.