Finding the Fourth Proportional to 375,961.36, 518,778.86 and 214,826.84
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Solution
The fourth proportional to 375,961.36, 518,778.86 and 214,826.84 is: 296,433.72
Step by Step Solution
- Step 1: Write the proportion equation
375,961.36 : 518,778.86 = 214,826.84 : x - Step 2: Convert to fraction form
375,961.36/518,778.86 = 214,826.84/x - Step 3: Cross multiply
375,961.36x = 518,778.86 × 214,826.84 - Step 4: Simplify right side
375,961.36x = 111,447,623,152.60 - Step 5: Solve for x
x = 111,447,623,152.60/375,961.36 - Step 6: Final answer
x = 296,433.72
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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.