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Finding the Fourth Proportional to 466,369.45, 699,554.51 and 129,410.44

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Solution

The fourth proportional to 466,369.45, 699,554.51 and 129,410.44 is: 194,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,369.45 : 699,554.51 = 129,410.44 : x
  2. Step 2: Convert to fraction form
    466,369.45/699,554.51 = 129,410.44/x
  3. Step 3: Cross multiply
    466,369.45x = 699,554.51 × 129,410.44
  4. Step 4: Simplify right side
    466,369.45x = 90,529,652,798.26
  5. Step 5: Solve for x
    x = 90,529,652,798.26/466,369.45
  6. Step 6: Final answer
    x = 194,115.75

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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.