Home / 334,018.20-501,027.30-219,856.80

Finding the Fourth Proportional to 334,018.20, 501,027.30 and 219,856.80

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Solution

The fourth proportional to 334,018.20, 501,027.30 and 219,856.80 is: 329,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,018.20 : 501,027.30 = 219,856.80 : x
  2. Step 2: Convert to fraction form
    334,018.20/501,027.30 = 219,856.80/x
  3. Step 3: Cross multiply
    334,018.20x = 501,027.30 × 219,856.80
  4. Step 4: Simplify right side
    334,018.20x = 110,154,258,890.64
  5. Step 5: Solve for x
    x = 110,154,258,890.64/334,018.20
  6. Step 6: Final answer
    x = 329,785.20

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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.