Finding the Fourth Proportional to 267.14, 368.35 and 219.08
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Solution
The fourth proportional to 267.14, 368.35 and 219.08 is: 302.08
Step by Step Solution
- Step 1: Write the proportion equation
267.14 : 368.35 = 219.08 : x - Step 2: Convert to fraction form
267.14/368.35 = 219.08/x - Step 3: Cross multiply
267.14x = 368.35 × 219.08 - Step 4: Simplify right side
267.14x = 80,695.18 - Step 5: Solve for x
x = 80,695.18/267.14 - Step 6: Final answer
x = 302.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.