Home / 334,001.37-500,997.81-81,282.28

Finding the Fourth Proportional to 334,001.37, 500,997.81 and 81,282.28

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Solution

The fourth proportional to 334,001.37, 500,997.81 and 81,282.28 is: 121,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,001.37 : 500,997.81 = 81,282.28 : x
  2. Step 2: Convert to fraction form
    334,001.37/500,997.81 = 81,282.28/x
  3. Step 3: Cross multiply
    334,001.37x = 500,997.81 × 81,282.28
  4. Step 4: Simplify right side
    334,001.37x = 40,722,244,271.81
  5. Step 5: Solve for x
    x = 40,722,244,271.81/334,001.37
  6. Step 6: Final answer
    x = 121,922.39

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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.