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Finding the Fourth Proportional to 576,096.40, 863,453.40 and 295,469.20

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Solution

The fourth proportional to 576,096.40, 863,453.40 and 295,469.20 is: 442,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,096.40 : 863,453.40 = 295,469.20 : x
  2. Step 2: Convert to fraction form
    576,096.40/863,453.40 = 295,469.20/x
  3. Step 3: Cross multiply
    576,096.40x = 863,453.40 × 295,469.20
  4. Step 4: Simplify right side
    576,096.40x = 255,123,885,335.28
  5. Step 5: Solve for x
    x = 255,123,885,335.28/576,096.40
  6. Step 6: Final answer
    x = 442,849.30

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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.