Finding the Fourth Proportional to 955,108.44, 1,432,169.64 and 281,102.40
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Solution
The fourth proportional to 955,108.44, 1,432,169.64 and 281,102.40 is: 421,508.50
Step by Step Solution
- Step 1: Write the proportion equation
955,108.44 : 1,432,169.64 = 281,102.40 : x - Step 2: Convert to fraction form
955,108.44/1,432,169.64 = 281,102.40/x - Step 3: Cross multiply
955,108.44x = 1,432,169.64 × 281,102.40 - Step 4: Simplify right side
955,108.44x = 402,586,323,011.14 - Step 5: Solve for x
x = 402,586,323,011.14/955,108.44 - Step 6: Final answer
x = 421,508.50
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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.