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Finding the Fourth Proportional to 437,167.19, 655,839.20 and 184,448.31

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Solution

The fourth proportional to 437,167.19, 655,839.20 and 184,448.31 is: 276,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,167.19 : 655,839.20 = 184,448.31 : x
  2. Step 2: Convert to fraction form
    437,167.19/655,839.20 = 184,448.31/x
  3. Step 3: Cross multiply
    437,167.19x = 655,839.20 × 184,448.31
  4. Step 4: Simplify right side
    437,167.19x = 120,968,431,149.51
  5. Step 5: Solve for x
    x = 120,968,431,149.51/437,167.19
  6. Step 6: Final answer
    x = 276,709.77

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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.