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Finding the Fourth Proportional to 600,286.80, 900,138.60 and 333,764.40

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Solution

The fourth proportional to 600,286.80, 900,138.60 and 333,764.40 is: 500,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,286.80 : 900,138.60 = 333,764.40 : x
  2. Step 2: Convert to fraction form
    600,286.80/900,138.60 = 333,764.40/x
  3. Step 3: Cross multiply
    600,286.80x = 900,138.60 × 333,764.40
  4. Step 4: Simplify right side
    600,286.80x = 300,434,219,745.84
  5. Step 5: Solve for x
    x = 300,434,219,745.84/600,286.80
  6. Step 6: Final answer
    x = 500,484.47

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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.