Home / 952,178.10-1,313,961.81-522,447.54

Finding the Fourth Proportional to 952,178.10, 1,313,961.81 and 522,447.54

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Solution

The fourth proportional to 952,178.10, 1,313,961.81 and 522,447.54 is: 720,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,178.10 : 1,313,961.81 = 522,447.54 : x
  2. Step 2: Convert to fraction form
    952,178.10/1,313,961.81 = 522,447.54/x
  3. Step 3: Cross multiply
    952,178.10x = 1,313,961.81 × 522,447.54
  4. Step 4: Simplify right side
    952,178.10x = 686,476,115,288.45
  5. Step 5: Solve for x
    x = 686,476,115,288.45/952,178.10
  6. Step 6: Final answer
    x = 720,953.48

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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.