Home / 951,662.40-1,313,300.59-521,945.60

Finding the Fourth Proportional to 951,662.40, 1,313,300.59 and 521,945.60

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Solution

The fourth proportional to 951,662.40, 1,313,300.59 and 521,945.60 is: 720,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,662.40 : 1,313,300.59 = 521,945.60 : x
  2. Step 2: Convert to fraction form
    951,662.40/1,313,300.59 = 521,945.60/x
  3. Step 3: Cross multiply
    951,662.40x = 1,313,300.59 × 521,945.60
  4. Step 4: Simplify right side
    951,662.40x = 685,471,470,212.38
  5. Step 5: Solve for x
    x = 685,471,470,212.38/951,662.40
  6. Step 6: Final answer
    x = 720,288.49

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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.