Finding the Fourth Proportional to 924,324.21, 1,275,558.64 and 516,496.30
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Solution
The fourth proportional to 924,324.21, 1,275,558.64 and 516,496.30 is: 712,759.99
Step by Step Solution
- Step 1: Write the proportion equation
924,324.21 : 1,275,558.64 = 516,496.30 : x - Step 2: Convert to fraction form
924,324.21/1,275,558.64 = 516,496.30/x - Step 3: Cross multiply
924,324.21x = 1,275,558.64 × 516,496.30 - Step 4: Simplify right side
924,324.21x = 658,821,313,512.90 - Step 5: Solve for x
x = 658,821,313,512.90/924,324.21 - Step 6: Final answer
x = 712,759.99
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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.