Finding the Fourth Proportional to 446,552.40, 669,817.80 and 268,924.80
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Solution
The fourth proportional to 446,552.40, 669,817.80 and 268,924.80 is: 403,380.70
Step by Step Solution
- Step 1: Write the proportion equation
446,552.40 : 669,817.80 = 268,924.80 : x - Step 2: Convert to fraction form
446,552.40/669,817.80 = 268,924.80/x - Step 3: Cross multiply
446,552.40x = 669,817.80 × 268,924.80 - Step 4: Simplify right side
446,552.40x = 180,130,617,901.44 - Step 5: Solve for x
x = 180,130,617,901.44/446,552.40 - Step 6: Final answer
x = 403,380.70
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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.