Home / 469,007.20-647,233.03-254,149.03

Finding the Fourth Proportional to 469,007.20, 647,233.03 and 254,149.03

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Solution

The fourth proportional to 469,007.20, 647,233.03 and 254,149.03 is: 350,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,007.20 : 647,233.03 = 254,149.03 : x
  2. Step 2: Convert to fraction form
    469,007.20/647,233.03 = 254,149.03/x
  3. Step 3: Cross multiply
    469,007.20x = 647,233.03 × 254,149.03
  4. Step 4: Simplify right side
    469,007.20x = 164,493,646,758.46
  5. Step 5: Solve for x
    x = 164,493,646,758.46/469,007.20
  6. Step 6: Final answer
    x = 350,727.34

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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.