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Finding the Fourth Proportional to 341,939.10, 479,764.50 and 341,939.10

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Solution

The fourth proportional to 341,939.10, 479,764.50 and 341,939.10 is: 479,764.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,939.10 : 479,764.50 = 341,939.10 : x
  2. Step 2: Convert to fraction form
    341,939.10/479,764.50 = 341,939.10/x
  3. Step 3: Cross multiply
    341,939.10x = 479,764.50 × 341,939.10
  4. Step 4: Simplify right side
    341,939.10x = 164,050,241,341.95
  5. Step 5: Solve for x
    x = 164,050,241,341.95/341,939.10
  6. Step 6: Final answer
    x = 479,764.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.