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Finding the Fourth Proportional to 550,231.89, 759,327.77 and 332,410.28

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Solution

The fourth proportional to 550,231.89, 759,327.77 and 332,410.28 is: 458,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,231.89 : 759,327.77 = 332,410.28 : x
  2. Step 2: Convert to fraction form
    550,231.89/759,327.77 = 332,410.28/x
  3. Step 3: Cross multiply
    550,231.89x = 759,327.77 × 332,410.28
  4. Step 4: Simplify right side
    550,231.89x = 252,408,359,366.82
  5. Step 5: Solve for x
    x = 252,408,359,366.82/550,231.89
  6. Step 6: Final answer
    x = 458,730.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.