Home / 470,542.20-649,352.33-255,682.26

Finding the Fourth Proportional to 470,542.20, 649,352.33 and 255,682.26

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Solution

The fourth proportional to 470,542.20, 649,352.33 and 255,682.26 is: 352,843.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,542.20 : 649,352.33 = 255,682.26 : x
  2. Step 2: Convert to fraction form
    470,542.20/649,352.33 = 255,682.26/x
  3. Step 3: Cross multiply
    470,542.20x = 649,352.33 × 255,682.26
  4. Step 4: Simplify right side
    470,542.20x = 166,027,871,270.67
  5. Step 5: Solve for x
    x = 166,027,871,270.67/470,542.20
  6. Step 6: Final answer
    x = 352,843.74

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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.