Finding the Fourth Proportional to 955,117.44, 1,432,183.14 and 281,111.40
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Solution
The fourth proportional to 955,117.44, 1,432,183.14 and 281,111.40 is: 421,521.99
Step by Step Solution
- Step 1: Write the proportion equation
955,117.44 : 1,432,183.14 = 281,111.40 : x - Step 2: Convert to fraction form
955,117.44/1,432,183.14 = 281,111.40/x - Step 3: Cross multiply
955,117.44x = 1,432,183.14 × 281,111.40 - Step 4: Simplify right side
955,117.44x = 402,603,007,541.80 - Step 5: Solve for x
x = 402,603,007,541.80/955,117.44 - Step 6: Final answer
x = 421,521.99
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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.