Finding the Fourth Proportional to 297,705.84, 446,573.28 and 120,190.68
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Solution
The fourth proportional to 297,705.84, 446,573.28 and 120,190.68 is: 180,291.88
Step by Step Solution
- Step 1: Write the proportion equation
297,705.84 : 446,573.28 = 120,190.68 : x - Step 2: Convert to fraction form
297,705.84/446,573.28 = 120,190.68/x - Step 3: Cross multiply
297,705.84x = 446,573.28 × 120,190.68 - Step 4: Simplify right side
297,705.84x = 53,673,946,193.03 - Step 5: Solve for x
x = 53,673,946,193.03/297,705.84 - Step 6: Final answer
x = 180,291.88
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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.