Finding the Fourth Proportional to 397.17, 595.89 and 123.30
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Solution
The fourth proportional to 397.17, 595.89 and 123.30 is: 184.99
Step by Step Solution
- Step 1: Write the proportion equation
397.17 : 595.89 = 123.30 : x - Step 2: Convert to fraction form
397.17/595.89 = 123.30/x - Step 3: Cross multiply
397.17x = 595.89 × 123.30 - Step 4: Simplify right side
397.17x = 73,473.24 - Step 5: Solve for x
x = 73,473.24/397.17 - Step 6: Final answer
x = 184.99
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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.