Home / 603,429.12-905,260.32-204,134.76

Finding the Fourth Proportional to 603,429.12, 905,260.32 and 204,134.76

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Solution

The fourth proportional to 603,429.12, 905,260.32 and 204,134.76 is: 306,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,429.12 : 905,260.32 = 204,134.76 : x
  2. Step 2: Convert to fraction form
    603,429.12/905,260.32 = 204,134.76/x
  3. Step 3: Cross multiply
    603,429.12x = 905,260.32 × 204,134.76
  4. Step 4: Simplify right side
    603,429.12x = 184,795,098,160.72
  5. Step 5: Solve for x
    x = 184,795,098,160.72/603,429.12
  6. Step 6: Final answer
    x = 306,241.60

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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.