Home / 729,698.30-1,094,605.83-256,489.82

Finding the Fourth Proportional to 729,698.30, 1,094,605.83 and 256,489.82

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Solution

The fourth proportional to 729,698.30, 1,094,605.83 and 256,489.82 is: 384,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,698.30 : 1,094,605.83 = 256,489.82 : x
  2. Step 2: Convert to fraction form
    729,698.30/1,094,605.83 = 256,489.82/x
  3. Step 3: Cross multiply
    729,698.30x = 1,094,605.83 × 256,489.82
  4. Step 4: Simplify right side
    729,698.30x = 280,755,246,834.62
  5. Step 5: Solve for x
    x = 280,755,246,834.62/729,698.30
  6. Step 6: Final answer
    x = 384,755.25

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1.5x scale

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.