Finding the Fourth Proportional to 319,224.06, 477,424.26 and 283,933.17
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Solution
The fourth proportional to 319,224.06, 477,424.26 and 283,933.17 is: 424,644.01
Step by Step Solution
- Step 1: Write the proportion equation
319,224.06 : 477,424.26 = 283,933.17 : x - Step 2: Convert to fraction form
319,224.06/477,424.26 = 283,933.17/x - Step 3: Cross multiply
319,224.06x = 477,424.26 × 283,933.17 - Step 4: Simplify right side
319,224.06x = 135,556,583,576.70 - Step 5: Solve for x
x = 135,556,583,576.70/319,224.06 - Step 6: Final answer
x = 424,644.01
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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.