Finding the Fourth Proportional to 207,267.20, 310,900.80 and 182,772.80
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Solution
The fourth proportional to 207,267.20, 310,900.80 and 182,772.80 is: 274,159.20
Step by Step Solution
- Step 1: Write the proportion equation
207,267.20 : 310,900.80 = 182,772.80 : x - Step 2: Convert to fraction form
207,267.20/310,900.80 = 182,772.80/x - Step 3: Cross multiply
207,267.20x = 310,900.80 × 182,772.80 - Step 4: Simplify right side
207,267.20x = 56,824,209,738.24 - Step 5: Solve for x
x = 56,824,209,738.24/207,267.20 - Step 6: Final answer
x = 274,159.20
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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.