Finding the Fourth Proportional to 633,901.21, 950,650.88 and 207,338.40
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Solution
The fourth proportional to 633,901.21, 950,650.88 and 207,338.40 is: 310,941.88
Step by Step Solution
- Step 1: Write the proportion equation
633,901.21 : 950,650.88 = 207,338.40 : x - Step 2: Convert to fraction form
633,901.21/950,650.88 = 207,338.40/x - Step 3: Cross multiply
633,901.21x = 950,650.88 × 207,338.40 - Step 4: Simplify right side
633,901.21x = 197,106,431,381.10 - Step 5: Solve for x
x = 197,106,431,381.10/633,901.21 - Step 6: Final answer
x = 310,941.88
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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.