Home / 729,785.72-1,094,231.46-256,525.40

Finding the Fourth Proportional to 729,785.72, 1,094,231.46 and 256,525.40

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Solution

The fourth proportional to 729,785.72, 1,094,231.46 and 256,525.40 is: 384,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,785.72 : 1,094,231.46 = 256,525.40 : x
  2. Step 2: Convert to fraction form
    729,785.72/1,094,231.46 = 256,525.40/x
  3. Step 3: Cross multiply
    729,785.72x = 1,094,231.46 × 256,525.40
  4. Step 4: Simplify right side
    729,785.72x = 280,698,162,969.08
  5. Step 5: Solve for x
    x = 280,698,162,969.08/729,785.72
  6. Step 6: Final answer
    x = 384,630.93

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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.