Home / 483,789.31-667,588.23-265,986.28

Finding the Fourth Proportional to 483,789.31, 667,588.23 and 265,986.28

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Solution

The fourth proportional to 483,789.31, 667,588.23 and 265,986.28 is: 367,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,789.31 : 667,588.23 = 265,986.28 : x
  2. Step 2: Convert to fraction form
    483,789.31/667,588.23 = 265,986.28/x
  3. Step 3: Cross multiply
    483,789.31x = 667,588.23 × 265,986.28
  4. Step 4: Simplify right side
    483,789.31x = 177,569,310,703.97
  5. Step 5: Solve for x
    x = 177,569,310,703.97/483,789.31
  6. Step 6: Final answer
    x = 367,038.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.