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Finding the Fourth Proportional to 567,745.36, 783,462.24 and 325,857.69

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Solution

The fourth proportional to 567,745.36, 783,462.24 and 325,857.69 is: 449,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,745.36 : 783,462.24 = 325,857.69 : x
  2. Step 2: Convert to fraction form
    567,745.36/783,462.24 = 325,857.69/x
  3. Step 3: Cross multiply
    567,745.36x = 783,462.24 × 325,857.69
  4. Step 4: Simplify right side
    567,745.36x = 255,297,195,728.63
  5. Step 5: Solve for x
    x = 255,297,195,728.63/567,745.36
  6. Step 6: Final answer
    x = 449,668.49

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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.