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Finding the Fourth Proportional to 533,232.64, 800,050.98 and 320,149.36

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Solution

The fourth proportional to 533,232.64, 800,050.98 and 320,149.36 is: 480,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,232.64 : 800,050.98 = 320,149.36 : x
  2. Step 2: Convert to fraction form
    533,232.64/800,050.98 = 320,149.36/x
  3. Step 3: Cross multiply
    533,232.64x = 800,050.98 × 320,149.36
  4. Step 4: Simplify right side
    533,232.64x = 256,135,809,214.37
  5. Step 5: Solve for x
    x = 256,135,809,214.37/533,232.64
  6. Step 6: Final answer
    x = 480,345.33

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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.