Home / 468,719.27-646,829.36-253,854.41

Finding the Fourth Proportional to 468,719.27, 646,829.36 and 253,854.41

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Solution

The fourth proportional to 468,719.27, 646,829.36 and 253,854.41 is: 350,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,719.27 : 646,829.36 = 253,854.41 : x
  2. Step 2: Convert to fraction form
    468,719.27/646,829.36 = 253,854.41/x
  3. Step 3: Cross multiply
    468,719.27x = 646,829.36 × 253,854.41
  4. Step 4: Simplify right side
    468,719.27x = 164,200,485,553.48
  5. Step 5: Solve for x
    x = 164,200,485,553.48/468,719.27
  6. Step 6: Final answer
    x = 350,317.34

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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.