Home / 468,840.03-646,997.65-253,979.83

Finding the Fourth Proportional to 468,840.03, 646,997.65 and 253,979.83

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Solution

The fourth proportional to 468,840.03, 646,997.65 and 253,979.83 is: 350,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,840.03 : 646,997.65 = 253,979.83 : x
  2. Step 2: Convert to fraction form
    468,840.03/646,997.65 = 253,979.83/x
  3. Step 3: Cross multiply
    468,840.03x = 646,997.65 × 253,979.83
  4. Step 4: Simplify right side
    468,840.03x = 164,324,353,157.40
  5. Step 5: Solve for x
    x = 164,324,353,157.40/468,840.03
  6. Step 6: Final answer
    x = 350,491.30

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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.