Home / 603,579.60-832,935.72-331,650.36

Finding the Fourth Proportional to 603,579.60, 832,935.72 and 331,650.36

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Solution

The fourth proportional to 603,579.60, 832,935.72 and 331,650.36 is: 457,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,579.60 : 832,935.72 = 331,650.36 : x
  2. Step 2: Convert to fraction form
    603,579.60/832,935.72 = 331,650.36/x
  3. Step 3: Cross multiply
    603,579.60x = 832,935.72 × 331,650.36
  4. Step 4: Simplify right side
    603,579.60x = 276,243,431,394.86
  5. Step 5: Solve for x
    x = 276,243,431,394.86/603,579.60
  6. Step 6: Final answer
    x = 457,675.23

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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.