Finding the Fourth Proportional to 647,101.80, 970,652.70 and 332,173.80
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Solution
The fourth proportional to 647,101.80, 970,652.70 and 332,173.80 is: 498,260.70
Step by Step Solution
- Step 1: Write the proportion equation
647,101.80 : 970,652.70 = 332,173.80 : x - Step 2: Convert to fraction form
647,101.80/970,652.70 = 332,173.80/x - Step 3: Cross multiply
647,101.80x = 970,652.70 × 332,173.80 - Step 4: Simplify right side
647,101.80x = 322,425,395,839.26 - Step 5: Solve for x
x = 322,425,395,839.26/647,101.80 - Step 6: Final answer
x = 498,260.70
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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.