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Finding the Fourth Proportional to 466,266.30, 699,399.45 and 170,739.90

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Solution

The fourth proportional to 466,266.30, 699,399.45 and 170,739.90 is: 256,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,266.30 : 699,399.45 = 170,739.90 : x
  2. Step 2: Convert to fraction form
    466,266.30/699,399.45 = 170,739.90/x
  3. Step 3: Cross multiply
    466,266.30x = 699,399.45 × 170,739.90
  4. Step 4: Simplify right side
    466,266.30x = 119,415,392,153.06
  5. Step 5: Solve for x
    x = 119,415,392,153.06/466,266.30
  6. Step 6: Final answer
    x = 256,109.85

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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.