Home / 305,624.85-458,481.06-95,279.19

Finding the Fourth Proportional to 305,624.85, 458,481.06 and 95,279.19

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Solution

The fourth proportional to 305,624.85, 458,481.06 and 95,279.19 is: 142,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,624.85 : 458,481.06 = 95,279.19 : x
  2. Step 2: Convert to fraction form
    305,624.85/458,481.06 = 95,279.19/x
  3. Step 3: Cross multiply
    305,624.85x = 458,481.06 × 95,279.19
  4. Step 4: Simplify right side
    305,624.85x = 43,683,704,027.14
  5. Step 5: Solve for x
    x = 43,683,704,027.14/305,624.85
  6. Step 6: Final answer
    x = 142,932.44

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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.