Home / 767,722.24-1,058,767.68-481,273.60

Finding the Fourth Proportional to 767,722.24, 1,058,767.68 and 481,273.60

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Solution

The fourth proportional to 767,722.24, 1,058,767.68 and 481,273.60 is: 663,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,722.24 : 1,058,767.68 = 481,273.60 : x
  2. Step 2: Convert to fraction form
    767,722.24/1,058,767.68 = 481,273.60/x
  3. Step 3: Cross multiply
    767,722.24x = 1,058,767.68 × 481,273.60
  4. Step 4: Simplify right side
    767,722.24x = 509,556,932,917.25
  5. Step 5: Solve for x
    x = 509,556,932,917.25/767,722.24
  6. Step 6: Final answer
    x = 663,725.64

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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.