Finding the Fourth Proportional to 273,881.70, 411,211.35 and 168,905.70
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Solution
The fourth proportional to 273,881.70, 411,211.35 and 168,905.70 is: 253,598.33
Step by Step Solution
- Step 1: Write the proportion equation
273,881.70 : 411,211.35 = 168,905.70 : x - Step 2: Convert to fraction form
273,881.70/411,211.35 = 168,905.70/x - Step 3: Cross multiply
273,881.70x = 411,211.35 × 168,905.70 - Step 4: Simplify right side
273,881.70x = 69,455,940,919.70 - Step 5: Solve for x
x = 69,455,940,919.70/273,881.70 - Step 6: Final answer
x = 253,598.33
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1.5x scale
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.