Finding the Fourth Proportional to 639,199.44, 958,550.08 and 239,622.26
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Solution
The fourth proportional to 639,199.44, 958,550.08 and 239,622.26 is: 359,340.02
Step by Step Solution
- Step 1: Write the proportion equation
639,199.44 : 958,550.08 = 239,622.26 : x - Step 2: Convert to fraction form
639,199.44/958,550.08 = 239,622.26/x - Step 3: Cross multiply
639,199.44x = 958,550.08 × 239,622.26 - Step 4: Simplify right side
639,199.44x = 229,689,936,492.78 - Step 5: Solve for x
x = 229,689,936,492.78/639,199.44 - Step 6: Final answer
x = 359,340.02
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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.