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Finding the Fourth Proportional to 436,872.84, 655,564.04 and 184,137.88

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Solution

The fourth proportional to 436,872.84, 655,564.04 and 184,137.88 is: 276,314.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,872.84 : 655,564.04 = 184,137.88 : x
  2. Step 2: Convert to fraction form
    436,872.84/655,564.04 = 184,137.88/x
  3. Step 3: Cross multiply
    436,872.84x = 655,564.04 × 184,137.88
  4. Step 4: Simplify right side
    436,872.84x = 120,714,172,529.84
  5. Step 5: Solve for x
    x = 120,714,172,529.84/436,872.84
  6. Step 6: Final answer
    x = 276,314.21

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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.