Finding the Fourth Proportional to 703,452.23, 970,764.93 and 381,162.08
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Solution
The fourth proportional to 703,452.23, 970,764.93 and 381,162.08 is: 526,004.12
Step by Step Solution
- Step 1: Write the proportion equation
703,452.23 : 970,764.93 = 381,162.08 : x - Step 2: Convert to fraction form
703,452.23/970,764.93 = 381,162.08/x - Step 3: Cross multiply
703,452.23x = 970,764.93 × 381,162.08 - Step 4: Simplify right side
703,452.23x = 370,018,775,056.03 - Step 5: Solve for x
x = 370,018,775,056.03/703,452.23 - Step 6: Final answer
x = 526,004.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.