Home / 436,826.06-655,396.78-152,558.47

Finding the Fourth Proportional to 436,826.06, 655,396.78 and 152,558.47

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Solution

The fourth proportional to 436,826.06, 655,396.78 and 152,558.47 is: 228,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,826.06 : 655,396.78 = 152,558.47 : x
  2. Step 2: Convert to fraction form
    436,826.06/655,396.78 = 152,558.47/x
  3. Step 3: Cross multiply
    436,826.06x = 655,396.78 × 152,558.47
  4. Step 4: Simplify right side
    436,826.06x = 99,986,329,999.73
  5. Step 5: Solve for x
    x = 99,986,329,999.73/436,826.06
  6. Step 6: Final answer
    x = 228,892.78

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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.