Finding the Fourth Proportional to 299,305.80, 448,958.70 and 174,889.80
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Solution
The fourth proportional to 299,305.80, 448,958.70 and 174,889.80 is: 262,334.70
Step by Step Solution
- Step 1: Write the proportion equation
299,305.80 : 448,958.70 = 174,889.80 : x - Step 2: Convert to fraction form
299,305.80/448,958.70 = 174,889.80/x - Step 3: Cross multiply
299,305.80x = 448,958.70 × 174,889.80 - Step 4: Simplify right side
299,305.80x = 78,518,297,251.26 - Step 5: Solve for x
x = 78,518,297,251.26/299,305.80 - Step 6: Final answer
x = 262,334.70
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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.