Home / 885,874.17-1,222,489.31-483,469.05

Finding the Fourth Proportional to 885,874.17, 1,222,489.31 and 483,469.05

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Solution

The fourth proportional to 885,874.17, 1,222,489.31 and 483,469.05 is: 667,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,874.17 : 1,222,489.31 = 483,469.05 : x
  2. Step 2: Convert to fraction form
    885,874.17/1,222,489.31 = 483,469.05/x
  3. Step 3: Cross multiply
    885,874.17x = 1,222,489.31 × 483,469.05
  4. Step 4: Simplify right side
    885,874.17x = 591,035,742,923.51
  5. Step 5: Solve for x
    x = 591,035,742,923.51/885,874.17
  6. Step 6: Final answer
    x = 667,177.98

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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.