Home / 393,001.43-589,914.41-348,308.73

Finding the Fourth Proportional to 393,001.43, 589,914.41 and 348,308.73

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Solution

The fourth proportional to 393,001.43, 589,914.41 and 348,308.73 is: 522,828.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,001.43 : 589,914.41 = 348,308.73 : x
  2. Step 2: Convert to fraction form
    393,001.43/589,914.41 = 348,308.73/x
  3. Step 3: Cross multiply
    393,001.43x = 589,914.41 × 348,308.73
  4. Step 4: Simplify right side
    393,001.43x = 205,472,337,214.26
  5. Step 5: Solve for x
    x = 205,472,337,214.26/393,001.43
  6. Step 6: Final answer
    x = 522,828.48

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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.