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Finding the Fourth Proportional to 426,076.52, 588,198.64 and 264,983.47

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Solution

The fourth proportional to 426,076.52, 588,198.64 and 264,983.47 is: 365,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,076.52 : 588,198.64 = 264,983.47 : x
  2. Step 2: Convert to fraction form
    426,076.52/588,198.64 = 264,983.47/x
  3. Step 3: Cross multiply
    426,076.52x = 588,198.64 × 264,983.47
  4. Step 4: Simplify right side
    426,076.52x = 155,862,913,735.49
  5. Step 5: Solve for x
    x = 155,862,913,735.49/426,076.52
  6. Step 6: Final answer
    x = 365,809.68

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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.