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Finding the Fourth Proportional to 260,944.32, 360,103.14 and 147,788.94

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Solution

The fourth proportional to 260,944.32, 360,103.14 and 147,788.94 is: 203,948.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,944.32 : 360,103.14 = 147,788.94 : x
  2. Step 2: Convert to fraction form
    260,944.32/360,103.14 = 147,788.94/x
  3. Step 3: Cross multiply
    260,944.32x = 360,103.14 × 147,788.94
  4. Step 4: Simplify right side
    260,944.32x = 53,219,261,351.27
  5. Step 5: Solve for x
    x = 53,219,261,351.27/260,944.32
  6. Step 6: Final answer
    x = 203,948.72

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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.