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Finding the Fourth Proportional to 219,443.60, 329,165.40 and 184,014.20

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Solution

The fourth proportional to 219,443.60, 329,165.40 and 184,014.20 is: 276,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,443.60 : 329,165.40 = 184,014.20 : x
  2. Step 2: Convert to fraction form
    219,443.60/329,165.40 = 184,014.20/x
  3. Step 3: Cross multiply
    219,443.60x = 329,165.40 × 184,014.20
  4. Step 4: Simplify right side
    219,443.60x = 60,571,107,748.68
  5. Step 5: Solve for x
    x = 60,571,107,748.68/219,443.60
  6. Step 6: Final answer
    x = 276,021.30

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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.