Finding the Fourth Proportional to 483,796.10, 724,819.35 and 413,812.10
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Solution
The fourth proportional to 483,796.10, 724,819.35 and 413,812.10 is: 619,969.90
Step by Step Solution
- Step 1: Write the proportion equation
483,796.10 : 724,819.35 = 413,812.10 : x - Step 2: Convert to fraction form
483,796.10/724,819.35 = 413,812.10/x - Step 3: Cross multiply
483,796.10x = 724,819.35 × 413,812.10 - Step 4: Simplify right side
483,796.10x = 299,939,017,344.14 - Step 5: Solve for x
x = 299,939,017,344.14/483,796.10 - Step 6: Final answer
x = 619,969.90
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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.