Finding the Fourth Proportional to 277.70, 417.08 and 175.19
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Solution
The fourth proportional to 277.70, 417.08 and 175.19 is: 263.12
Step by Step Solution
- Step 1: Write the proportion equation
277.70 : 417.08 = 175.19 : x - Step 2: Convert to fraction form
277.70/417.08 = 175.19/x - Step 3: Cross multiply
277.70x = 417.08 × 175.19 - Step 4: Simplify right side
277.70x = 73,068.25 - Step 5: Solve for x
x = 73,068.25/277.70 - Step 6: Final answer
x = 263.12
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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.