Home / 951,945.06-1,313,640.69-522,215.96

Finding the Fourth Proportional to 951,945.06, 1,313,640.69 and 522,215.96

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Solution

The fourth proportional to 951,945.06, 1,313,640.69 and 522,215.96 is: 720,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,945.06 : 1,313,640.69 = 522,215.96 : x
  2. Step 2: Convert to fraction form
    951,945.06/1,313,640.69 = 522,215.96/x
  3. Step 3: Cross multiply
    951,945.06x = 1,313,640.69 × 522,215.96
  4. Step 4: Simplify right side
    951,945.06x = 686,004,132,886.18
  5. Step 5: Solve for x
    x = 686,004,132,886.18/951,945.06
  6. Step 6: Final answer
    x = 720,634.17

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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.