Finding the Fourth Proportional to 1,496,369.70, 2,244,882.60 and 485,319.60
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Solution
The fourth proportional to 1,496,369.70, 2,244,882.60 and 485,319.60 is: 728,085.80
Step by Step Solution
- Step 1: Write the proportion equation
1,496,369.70 : 2,244,882.60 = 485,319.60 : x - Step 2: Convert to fraction form
1,496,369.70/2,244,882.60 = 485,319.60/x - Step 3: Cross multiply
1,496,369.70x = 2,244,882.60 × 485,319.60 - Step 4: Simplify right side
1,496,369.70x = 1,089,485,525,478.96 - Step 5: Solve for x
x = 1,089,485,525,478.96/1,496,369.70 - Step 6: Final answer
x = 728,085.80
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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.