Finding the Fourth Proportional to 403.18, 606.60 and 240.99
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Solution
The fourth proportional to 403.18, 606.60 and 240.99 is: 362.58
Step by Step Solution
- Step 1: Write the proportion equation
403.18 : 606.60 = 240.99 : x - Step 2: Convert to fraction form
403.18/606.60 = 240.99/x - Step 3: Cross multiply
403.18x = 606.60 × 240.99 - Step 4: Simplify right side
403.18x = 146,184.53 - Step 5: Solve for x
x = 146,184.53/403.18 - Step 6: Final answer
x = 362.58
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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.