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Finding the Fourth Proportional to 341,184.50, 512,220.22 and 262,354.08

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Solution

The fourth proportional to 341,184.50, 512,220.22 and 262,354.08 is: 393,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,184.50 : 512,220.22 = 262,354.08 : x
  2. Step 2: Convert to fraction form
    341,184.50/512,220.22 = 262,354.08/x
  3. Step 3: Cross multiply
    341,184.50x = 512,220.22 × 262,354.08
  4. Step 4: Simplify right side
    341,184.50x = 134,383,064,575.50
  5. Step 5: Solve for x
    x = 134,383,064,575.50/341,184.50
  6. Step 6: Final answer
    x = 393,872.13

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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.