Home / 305,977.33-458,965.92-95,615.28

Finding the Fourth Proportional to 305,977.33, 458,965.92 and 95,615.28

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Solution

The fourth proportional to 305,977.33, 458,965.92 and 95,615.28 is: 143,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,977.33 : 458,965.92 = 95,615.28 : x
  2. Step 2: Convert to fraction form
    305,977.33/458,965.92 = 95,615.28/x
  3. Step 3: Cross multiply
    305,977.33x = 458,965.92 × 95,615.28
  4. Step 4: Simplify right side
    305,977.33x = 43,884,154,951.26
  5. Step 5: Solve for x
    x = 43,884,154,951.26/305,977.33
  6. Step 6: Final answer
    x = 143,422.90

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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.