Finding the Fourth Proportional to 331,370.36, 457,297.19 and 184,209.07
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Solution
The fourth proportional to 331,370.36, 457,297.19 and 184,209.07 is: 254,211.90
Step by Step Solution
- Step 1: Write the proportion equation
331,370.36 : 457,297.19 = 184,209.07 : x - Step 2: Convert to fraction form
331,370.36/457,297.19 = 184,209.07/x - Step 3: Cross multiply
331,370.36x = 457,297.19 × 184,209.07 - Step 4: Simplify right side
331,370.36x = 84,238,289,400.79 - Step 5: Solve for x
x = 84,238,289,400.79/331,370.36 - Step 6: Final answer
x = 254,211.90
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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.