Home / 603,201.28-832,380.96-331,216.24

Finding the Fourth Proportional to 603,201.28, 832,380.96 and 331,216.24

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Solution

The fourth proportional to 603,201.28, 832,380.96 and 331,216.24 is: 457,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,201.28 : 832,380.96 = 331,216.24 : x
  2. Step 2: Convert to fraction form
    603,201.28/832,380.96 = 331,216.24/x
  3. Step 3: Cross multiply
    603,201.28x = 832,380.96 × 331,216.24
  4. Step 4: Simplify right side
    603,201.28x = 275,698,091,818.79
  5. Step 5: Solve for x
    x = 275,698,091,818.79/603,201.28
  6. Step 6: Final answer
    x = 457,058.20

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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.