Finding the Fourth Proportional to 610.08, 915.04 and 268
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Solution
The fourth proportional to 610.08, 915.04 and 268 is: 401.96
Step by Step Solution
- Step 1: Write the proportion equation
610.08 : 915.04 = 268 : x - Step 2: Convert to fraction form
610.08/915.04 = 268/x - Step 3: Cross multiply
610.08x = 915.04 × 268 - Step 4: Simplify right side
610.08x = 245,230.72 - Step 5: Solve for x
x = 245,230.72/610.08 - Step 6: Final answer
x = 401.96
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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.