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Finding the Fourth Proportional to 483,076.64, 723,511.36 and 230,534.48

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Solution

The fourth proportional to 483,076.64, 723,511.36 and 230,534.48 is: 345,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,076.64 : 723,511.36 = 230,534.48 : x
  2. Step 2: Convert to fraction form
    483,076.64/723,511.36 = 230,534.48/x
  3. Step 3: Cross multiply
    483,076.64x = 723,511.36 × 230,534.48
  4. Step 4: Simplify right side
    483,076.64x = 166,794,315,151.69
  5. Step 5: Solve for x
    x = 166,794,315,151.69/483,076.64
  6. Step 6: Final answer
    x = 345,275.06

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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.