Home / 738,789.88-1,108,247.68-233,215.60

Finding the Fourth Proportional to 738,789.88, 1,108,247.68 and 233,215.60

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Solution

The fourth proportional to 738,789.88, 1,108,247.68 and 233,215.60 is: 349,843.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,789.88 : 1,108,247.68 = 233,215.60 : x
  2. Step 2: Convert to fraction form
    738,789.88/1,108,247.68 = 233,215.60/x
  3. Step 3: Cross multiply
    738,789.88x = 1,108,247.68 × 233,215.60
  4. Step 4: Simplify right side
    738,789.88x = 258,460,647,639.81
  5. Step 5: Solve for x
    x = 258,460,647,639.81/738,789.88
  6. Step 6: Final answer
    x = 349,843.24

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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.