Finding the Fourth Proportional to 252,246.21, 348,108.15 and 150,257.74
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Solution
The fourth proportional to 252,246.21, 348,108.15 and 150,257.74 is: 207,360.68
Step by Step Solution
- Step 1: Write the proportion equation
252,246.21 : 348,108.15 = 150,257.74 : x - Step 2: Convert to fraction form
252,246.21/348,108.15 = 150,257.74/x - Step 3: Cross multiply
252,246.21x = 348,108.15 × 150,257.74 - Step 4: Simplify right side
252,246.21x = 52,305,944,144.23 - Step 5: Solve for x
x = 52,305,944,144.23/252,246.21 - Step 6: Final answer
x = 207,360.68
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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.