Home / 603,944.30-906,025.80-303,669.20

Finding the Fourth Proportional to 603,944.30, 906,025.80 and 303,669.20

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Solution

The fourth proportional to 603,944.30, 906,025.80 and 303,669.20 is: 455,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,944.30 : 906,025.80 = 303,669.20 : x
  2. Step 2: Convert to fraction form
    603,944.30/906,025.80 = 303,669.20/x
  3. Step 3: Cross multiply
    603,944.30x = 906,025.80 × 303,669.20
  4. Step 4: Simplify right side
    603,944.30x = 275,132,129,865.36
  5. Step 5: Solve for x
    x = 275,132,129,865.36/603,944.30
  6. Step 6: Final answer
    x = 455,558.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.