Finding the Fourth Proportional to 664,887.14, 997,330.76 and 166,251.14
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Solution
The fourth proportional to 664,887.14, 997,330.76 and 166,251.14 is: 249,376.72
Step by Step Solution
- Step 1: Write the proportion equation
664,887.14 : 997,330.76 = 166,251.14 : x - Step 2: Convert to fraction form
664,887.14/997,330.76 = 166,251.14/x - Step 3: Cross multiply
664,887.14x = 997,330.76 × 166,251.14 - Step 4: Simplify right side
664,887.14x = 165,807,375,807.07 - Step 5: Solve for x
x = 165,807,375,807.07/664,887.14 - Step 6: Final answer
x = 249,376.72
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Similar ratio
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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.