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Finding the Fourth Proportional to 533,259.52, 800,091.52 and 320,176.32

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Solution

The fourth proportional to 533,259.52, 800,091.52 and 320,176.32 is: 480,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,259.52 : 800,091.52 = 320,176.32 : x
  2. Step 2: Convert to fraction form
    533,259.52/800,091.52 = 320,176.32/x
  3. Step 3: Cross multiply
    533,259.52x = 800,091.52 × 320,176.32
  4. Step 4: Simplify right side
    533,259.52x = 256,170,358,536.81
  5. Step 5: Solve for x
    x = 256,170,358,536.81/533,259.52
  6. Step 6: Final answer
    x = 480,385.91

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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.