Finding the Fourth Proportional to 324,291.02, 486,462.45 and 113,976.14
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Solution
The fourth proportional to 324,291.02, 486,462.45 and 113,976.14 is: 170,973.32
Step by Step Solution
- Step 1: Write the proportion equation
324,291.02 : 486,462.45 = 113,976.14 : x - Step 2: Convert to fraction form
324,291.02/486,462.45 = 113,976.14/x - Step 3: Cross multiply
324,291.02x = 486,462.45 × 113,976.14 - Step 4: Simplify right side
324,291.02x = 55,445,112,305.94 - Step 5: Solve for x
x = 55,445,112,305.94/324,291.02 - Step 6: Final answer
x = 170,973.32
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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.