Home / 872,884.28-1,204,399.67-510,237.97

Finding the Fourth Proportional to 872,884.28, 1,204,399.67 and 510,237.97

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Solution

The fourth proportional to 872,884.28, 1,204,399.67 and 510,237.97 is: 704,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,884.28 : 1,204,399.67 = 510,237.97 : x
  2. Step 2: Convert to fraction form
    872,884.28/1,204,399.67 = 510,237.97/x
  3. Step 3: Cross multiply
    872,884.28x = 1,204,399.67 × 510,237.97
  4. Step 4: Simplify right side
    872,884.28x = 614,530,437,127.28
  5. Step 5: Solve for x
    x = 614,530,437,127.28/872,884.28
  6. Step 6: Final answer
    x = 704,022.80

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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.