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Finding the Fourth Proportional to 483,335.12, 723,898.28 and 230,792.48

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Solution

The fourth proportional to 483,335.12, 723,898.28 and 230,792.48 is: 345,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,335.12 : 723,898.28 = 230,792.48 : x
  2. Step 2: Convert to fraction form
    483,335.12/723,898.28 = 230,792.48/x
  3. Step 3: Cross multiply
    483,335.12x = 723,898.28 × 230,792.48
  4. Step 4: Simplify right side
    483,335.12x = 167,070,279,308.93
  5. Step 5: Solve for x
    x = 167,070,279,308.93/483,335.12
  6. Step 6: Final answer
    x = 345,661.37

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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.