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Finding the Fourth Proportional to 483,791.97, 725,690.26 and 146,835.53

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Solution

The fourth proportional to 483,791.97, 725,690.26 and 146,835.53 is: 220,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,791.97 : 725,690.26 = 146,835.53 : x
  2. Step 2: Convert to fraction form
    483,791.97/725,690.26 = 146,835.53/x
  3. Step 3: Cross multiply
    483,791.97x = 725,690.26 × 146,835.53
  4. Step 4: Simplify right side
    483,791.97x = 106,557,117,714.35
  5. Step 5: Solve for x
    x = 106,557,117,714.35/483,791.97
  6. Step 6: Final answer
    x = 220,254.00

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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.