Finding the Fourth Proportional to 480,348.12, 662,536.62 and 337,140.12
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Solution
The fourth proportional to 480,348.12, 662,536.62 and 337,140.12 is: 465,012.07
Step by Step Solution
- Step 1: Write the proportion equation
480,348.12 : 662,536.62 = 337,140.12 : x - Step 2: Convert to fraction form
480,348.12/662,536.62 = 337,140.12/x - Step 3: Cross multiply
480,348.12x = 662,536.62 × 337,140.12 - Step 4: Simplify right side
480,348.12x = 223,367,675,571.19 - Step 5: Solve for x
x = 223,367,675,571.19/480,348.12 - Step 6: Final answer
x = 465,012.07
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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.