Finding the Fourth Proportional to 330,654.24, 455,874.56 and 214,160.44
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Solution
The fourth proportional to 330,654.24, 455,874.56 and 214,160.44 is: 295,264.01
Step by Step Solution
- Step 1: Write the proportion equation
330,654.24 : 455,874.56 = 214,160.44 : x - Step 2: Convert to fraction form
330,654.24/455,874.56 = 214,160.44/x - Step 3: Cross multiply
330,654.24x = 455,874.56 × 214,160.44 - Step 4: Simplify right side
330,654.24x = 97,630,296,354.41 - Step 5: Solve for x
x = 97,630,296,354.41/330,654.24 - Step 6: Final answer
x = 295,264.01
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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.