Finding the Fourth Proportional to 1,500.18, 2,250.58 and 460.12
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Solution
The fourth proportional to 1,500.18, 2,250.58 and 460.12 is: 690.28
Step by Step Solution
- Step 1: Write the proportion equation
1,500.18 : 2,250.58 = 460.12 : x - Step 2: Convert to fraction form
1,500.18/2,250.58 = 460.12/x - Step 3: Cross multiply
1,500.18x = 2,250.58 × 460.12 - Step 4: Simplify right side
1,500.18x = 1,035,536.87 - Step 5: Solve for x
x = 1,035,536.87/1,500.18 - Step 6: Final answer
x = 690.28
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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.