Finding the Fourth Proportional to 440,048.40, 659,197.80 and 240,010.80
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Solution
The fourth proportional to 440,048.40, 659,197.80 and 240,010.80 is: 359,539.07
Step by Step Solution
- Step 1: Write the proportion equation
440,048.40 : 659,197.80 = 240,010.80 : x - Step 2: Convert to fraction form
440,048.40/659,197.80 = 240,010.80/x - Step 3: Cross multiply
440,048.40x = 659,197.80 × 240,010.80 - Step 4: Simplify right side
440,048.40x = 158,214,591,336.24 - Step 5: Solve for x
x = 158,214,591,336.24/440,048.40 - Step 6: Final answer
x = 359,539.07
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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.