Home / 649,226.54-974,189.73-270,408.98

Finding the Fourth Proportional to 649,226.54, 974,189.73 and 270,408.98

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Solution

The fourth proportional to 649,226.54, 974,189.73 and 270,408.98 is: 405,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,226.54 : 974,189.73 = 270,408.98 : x
  2. Step 2: Convert to fraction form
    649,226.54/974,189.73 = 270,408.98/x
  3. Step 3: Cross multiply
    649,226.54x = 974,189.73 × 270,408.98
  4. Step 4: Simplify right side
    649,226.54x = 263,429,651,215.78
  5. Step 5: Solve for x
    x = 263,429,651,215.78/649,226.54
  6. Step 6: Final answer
    x = 405,759.21

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1.5x scale

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.