Home / 1,016,212.89-1,524,909.68-455,247.39

Finding the Fourth Proportional to 1,016,212.89, 1,524,909.68 and 455,247.39

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Solution

The fourth proportional to 1,016,212.89, 1,524,909.68 and 455,247.39 is: 683,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,212.89 : 1,524,909.68 = 455,247.39 : x
  2. Step 2: Convert to fraction form
    1,016,212.89/1,524,909.68 = 455,247.39/x
  3. Step 3: Cross multiply
    1,016,212.89x = 1,524,909.68 × 455,247.39
  4. Step 4: Simplify right side
    1,016,212.89x = 694,211,149,529.50
  5. Step 5: Solve for x
    x = 694,211,149,529.50/1,016,212.89
  6. Step 6: Final answer
    x = 683,135.55

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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.