Finding the Fourth Proportional to 341,565.16, 471,378.18 and 198,370.12
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Solution
The fourth proportional to 341,565.16, 471,378.18 and 198,370.12 is: 273,761.37
Step by Step Solution
- Step 1: Write the proportion equation
341,565.16 : 471,378.18 = 198,370.12 : x - Step 2: Convert to fraction form
341,565.16/471,378.18 = 198,370.12/x - Step 3: Cross multiply
341,565.16x = 471,378.18 × 198,370.12 - Step 4: Simplify right side
341,565.16x = 93,507,346,131.98 - Step 5: Solve for x
x = 93,507,346,131.98/341,565.16 - Step 6: Final answer
x = 273,761.37
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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.