Home / 305,434.32-458,165.88-252,027.24

Finding the Fourth Proportional to 305,434.32, 458,165.88 and 252,027.24

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Solution

The fourth proportional to 305,434.32, 458,165.88 and 252,027.24 is: 378,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,434.32 : 458,165.88 = 252,027.24 : x
  2. Step 2: Convert to fraction form
    305,434.32/458,165.88 = 252,027.24/x
  3. Step 3: Cross multiply
    305,434.32x = 458,165.88 × 252,027.24
  4. Step 4: Simplify right side
    305,434.32x = 115,470,282,198.57
  5. Step 5: Solve for x
    x = 115,470,282,198.57/305,434.32
  6. Step 6: Final answer
    x = 378,052.74

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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.