Home / 384,966.20-576,793.20-328,541.60

Finding the Fourth Proportional to 384,966.20, 576,793.20 and 328,541.60

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Solution

The fourth proportional to 384,966.20, 576,793.20 and 328,541.60 is: 492,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,966.20 : 576,793.20 = 328,541.60 : x
  2. Step 2: Convert to fraction form
    384,966.20/576,793.20 = 328,541.60/x
  3. Step 3: Cross multiply
    384,966.20x = 576,793.20 × 328,541.60
  4. Step 4: Simplify right side
    384,966.20x = 189,500,560,797.12
  5. Step 5: Solve for x
    x = 189,500,560,797.12/384,966.20
  6. Step 6: Final answer
    x = 492,252.46

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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.