Finding the Fourth Proportional to 450,199.26, 621,251.80 and 246,210.48
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Solution
The fourth proportional to 450,199.26, 621,251.80 and 246,210.48 is: 339,757.78
Step by Step Solution
- Step 1: Write the proportion equation
450,199.26 : 621,251.80 = 246,210.48 : x - Step 2: Convert to fraction form
450,199.26/621,251.80 = 246,210.48/x - Step 3: Cross multiply
450,199.26x = 621,251.80 × 246,210.48 - Step 4: Simplify right side
450,199.26x = 152,958,703,263.34 - Step 5: Solve for x
x = 152,958,703,263.34/450,199.26 - Step 6: Final answer
x = 339,757.78
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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.