Finding the Fourth Proportional to 503,112.99, 754,211.28 and 323,247.30
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Solution
The fourth proportional to 503,112.99, 754,211.28 and 323,247.30 is: 484,576.56
Step by Step Solution
- Step 1: Write the proportion equation
503,112.99 : 754,211.28 = 323,247.30 : x - Step 2: Convert to fraction form
503,112.99/754,211.28 = 323,247.30/x - Step 3: Cross multiply
503,112.99x = 754,211.28 × 323,247.30 - Step 4: Simplify right side
503,112.99x = 243,796,759,889.54 - Step 5: Solve for x
x = 243,796,759,889.54/503,112.99 - Step 6: Final answer
x = 484,576.56
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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.