Home / 872,960.49-1,309,496.10-273,945.27

Finding the Fourth Proportional to 872,960.49, 1,309,496.10 and 273,945.27

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Solution

The fourth proportional to 872,960.49, 1,309,496.10 and 273,945.27 is: 410,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,960.49 : 1,309,496.10 = 273,945.27 : x
  2. Step 2: Convert to fraction form
    872,960.49/1,309,496.10 = 273,945.27/x
  3. Step 3: Cross multiply
    872,960.49x = 1,309,496.10 × 273,945.27
  4. Step 4: Simplify right side
    872,960.49x = 358,730,262,678.45
  5. Step 5: Solve for x
    x = 358,730,262,678.45/872,960.49
  6. Step 6: Final answer
    x = 410,935.28

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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.