Finding the Fourth Proportional to 633,499.19, 950,149.76 and 207,031.62
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Solution
The fourth proportional to 633,499.19, 950,149.76 and 207,031.62 is: 310,515.07
Step by Step Solution
- Step 1: Write the proportion equation
633,499.19 : 950,149.76 = 207,031.62 : x - Step 2: Convert to fraction form
633,499.19/950,149.76 = 207,031.62/x - Step 3: Cross multiply
633,499.19x = 950,149.76 × 207,031.62 - Step 4: Simplify right side
633,499.19x = 196,711,043,020.25 - Step 5: Solve for x
x = 196,711,043,020.25/633,499.19 - Step 6: Final answer
x = 310,515.07
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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.