Home / 729,782.60-1,094,535.66-256,448.84

Finding the Fourth Proportional to 729,782.60, 1,094,535.66 and 256,448.84

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Solution

The fourth proportional to 729,782.60, 1,094,535.66 and 256,448.84 is: 384,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,782.60 : 1,094,535.66 = 256,448.84 : x
  2. Step 2: Convert to fraction form
    729,782.60/1,094,535.66 = 256,448.84/x
  3. Step 3: Cross multiply
    729,782.60x = 1,094,535.66 × 256,448.84
  4. Step 4: Simplify right side
    729,782.60x = 280,692,400,345.63
  5. Step 5: Solve for x
    x = 280,692,400,345.63/729,782.60
  6. Step 6: Final answer
    x = 384,624.68

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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.