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Finding the Fourth Proportional to 567,797.14, 783,560.28 and 313,164.73

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Solution

The fourth proportional to 567,797.14, 783,560.28 and 313,164.73 is: 432,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,797.14 : 783,560.28 = 313,164.73 : x
  2. Step 2: Convert to fraction form
    567,797.14/783,560.28 = 313,164.73/x
  3. Step 3: Cross multiply
    567,797.14x = 783,560.28 × 313,164.73
  4. Step 4: Simplify right side
    567,797.14x = 245,383,443,524.92
  5. Step 5: Solve for x
    x = 245,383,443,524.92/567,797.14
  6. Step 6: Final answer
    x = 432,167.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.