Home / 291,335.46-436,789.35-122,848.98

Finding the Fourth Proportional to 291,335.46, 436,789.35 and 122,848.98

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Solution

The fourth proportional to 291,335.46, 436,789.35 and 122,848.98 is: 184,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,335.46 : 436,789.35 = 122,848.98 : x
  2. Step 2: Convert to fraction form
    291,335.46/436,789.35 = 122,848.98/x
  3. Step 3: Cross multiply
    291,335.46x = 436,789.35 × 122,848.98
  4. Step 4: Simplify right side
    291,335.46x = 53,659,126,122.36
  5. Step 5: Solve for x
    x = 53,659,126,122.36/291,335.46
  6. Step 6: Final answer
    x = 184,183.30

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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.