Finding the Fourth Proportional to 514,576.44, 710,115.48 and 313,372.44
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Solution
The fourth proportional to 514,576.44, 710,115.48 and 313,372.44 is: 432,453.96
Step by Step Solution
- Step 1: Write the proportion equation
514,576.44 : 710,115.48 = 313,372.44 : x - Step 2: Convert to fraction form
514,576.44/710,115.48 = 313,372.44/x - Step 3: Cross multiply
514,576.44x = 710,115.48 × 313,372.44 - Step 4: Simplify right side
514,576.44x = 222,530,620,649.37 - Step 5: Solve for x
x = 222,530,620,649.37/514,576.44 - Step 6: Final answer
x = 432,453.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.