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Finding the Fourth Proportional to 567,796.14, 783,558.90 and 313,163.73

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Solution

The fourth proportional to 567,796.14, 783,558.90 and 313,163.73 is: 432,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,796.14 : 783,558.90 = 313,163.73 : x
  2. Step 2: Convert to fraction form
    567,796.14/783,558.90 = 313,163.73/x
  3. Step 3: Cross multiply
    567,796.14x = 783,558.90 × 313,163.73
  4. Step 4: Simplify right side
    567,796.14x = 245,382,227,798.70
  5. Step 5: Solve for x
    x = 245,382,227,798.70/567,796.14
  6. Step 6: Final answer
    x = 432,166.07

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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.