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Finding the Fourth Proportional to 533,265.30, 800,007.30 and 178,533.90

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Solution

The fourth proportional to 533,265.30, 800,007.30 and 178,533.90 is: 267,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,265.30 : 800,007.30 = 178,533.90 : x
  2. Step 2: Convert to fraction form
    533,265.30/800,007.30 = 178,533.90/x
  3. Step 3: Cross multiply
    533,265.30x = 800,007.30 × 178,533.90
  4. Step 4: Simplify right side
    533,265.30x = 142,828,423,297.47
  5. Step 5: Solve for x
    x = 142,828,423,297.47/533,265.30
  6. Step 6: Final answer
    x = 267,837.46

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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.