Home / 436,958.23-655,595.19-152,690.75

Finding the Fourth Proportional to 436,958.23, 655,595.19 and 152,690.75

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Solution

The fourth proportional to 436,958.23, 655,595.19 and 152,690.75 is: 229,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,958.23 : 655,595.19 = 152,690.75 : x
  2. Step 2: Convert to fraction form
    436,958.23/655,595.19 = 152,690.75/x
  3. Step 3: Cross multiply
    436,958.23x = 655,595.19 × 152,690.75
  4. Step 4: Simplify right side
    436,958.23x = 100,103,321,257.49
  5. Step 5: Solve for x
    x = 100,103,321,257.49/436,958.23
  6. Step 6: Final answer
    x = 229,091.28

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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.