Home / 603,945.55-906,027.68-303,670.45

Finding the Fourth Proportional to 603,945.55, 906,027.68 and 303,670.45

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Solution

The fourth proportional to 603,945.55, 906,027.68 and 303,670.45 is: 455,560.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,945.55 : 906,027.68 = 303,670.45 : x
  2. Step 2: Convert to fraction form
    603,945.55/906,027.68 = 303,670.45/x
  3. Step 3: Cross multiply
    603,945.55x = 906,027.68 × 303,670.45
  4. Step 4: Simplify right side
    603,945.55x = 275,133,833,298.06
  5. Step 5: Solve for x
    x = 275,133,833,298.06/603,945.55
  6. Step 6: Final answer
    x = 455,560.66

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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.